20671143480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7499}}^1$

素因数の和:7579

約数の個数: 384

約数和(自身を含む): 78624000000

約数和(自身を除く): 57952856520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 31, 36, 38, 39, 40, 45, 52, 57, 60, 62, 65, 72, 76, 78, 90, 93, 95, 104, 114, 117, 120, 124, 130, 152, 155, 156, 171, 180, 186, 190, 195, 228, 234, 247, 248, 260, 279, 285, 310, 312, 342, 360, 372, 380, 390, 403, 456, 465, 468, 494, 520, 558, 570, 585, 589, 620, 684, 741, 744, 760, 780, 806, 855, 930, 936, 988, 1116, 1140, 1170, 1178, 1209, 1235, 1240, 1368, 1395, 1482, 1560, 1612, 1710, 1767, 1860, 1976, 2015, 2223, 2232, 2280, 2340, 2356, 2418, 2470, 2790, 2945, 2964, 3224, 3420, 3534, 3627, 3705, 3720, 4030, 4446, 4680, 4712, 4836, 4940, 5301, 5580, 5890, 5928, 6045, 6840, 7068, 7254, 7410, 7499, 7657, 8060, 8835, 8892, 9672, 9880, 10602, 11115, 11160, 11780, 12090, 14136, 14508, 14820, 14998, 15314, 16120, 17670, 17784, 18135, 21204, 22230, 22497, 22971, 23560, 24180, 26505, 29016, 29640, 29996, 30628, 35340, 36270, 37495, 38285, 42408, 44460, 44994, 45942, 48360, 53010, 59992, 61256, 67491, 68913, 70680, 72540, 74990, 76570, 88920, 89988, 91884, 97487, 106020, 112485, 114855, 134982, 137826, 142481, 145080, 149980, 153140, 179976, 183768, 194974, 212040, 224970, 229710, 232469, 269964, 275652, 284962, 292461, 299960, 306280, 337455, 344565, 389948, 427443, 449940, 459420, 464938, 487435, 539928, 551304, 569924, 584922, 674910, 689130, 697407, 712405, 779896, 854886, 877383, 899880, 918840, 929876, 974870, 1139848, 1162345, 1169844, 1282329, 1349820, 1378260, 1394814, 1424810, 1462305, 1709772, 1754766, 1852253, 1859752, 1949740, 2092221, 2137215, 2324690, 2339688, 2564658, 2699640, 2756520, 2789628, 2849620, 2924610, 3022097, 3419544, 3487035, 3509532, 3704506, 3899480, 4184442, 4274430, 4386915, 4416911, 4649380, 5129316, 5556759, 5579256, 5699240, 5849220, 6044194, 6411645, 6974070, 7019064, 7409012, 8368884, 8548860, 8773830, 8833822, 9066291, 9261265, 9298760, 10258632, 10461105, 11113518, 11698440, 12088388, 12823290, 13250733, 13948140, 14818024, 15110485, 16670277, 16737768, 17097720, 17547660, 17667644, 18132582, 18522530, 20922210, 22084555, 22227036, 24176776, 25646580, 26501466, 27198873, 27783795, 27896280, 30220970, 33340554, 35095320, 35335288, 36265164, 37045060, 39752199, 41844420, 44169110, 44454072, 45331455, 51293160, 53002932, 54397746, 55567590, 57419843, 60441940, 66253665, 66681108, 72530328, 74090120, 79504398, 83351385, 83688840, 88338220, 90662910, 106005864, 108795492, 111135180, 114839686, 120883880, 132507330, 133362216, 135994365, 159008796, 166702770, 172259529, 176676440, 181325820, 198760995, 217590984, 222270360, 229679372, 265014660, 271988730, 287099215, 318017592, 333405540, 344519058, 362651640, 397521990, 459358744, 516778587, 530029320, 543977460, 574198430, 666811080, 689038116, 795043980, 861297645, 1033557174, 1087954920, 1148396860, 1378076232, 1590087960, 1722595290, 2067114348, 2296793720, 2583892935, 3445190580, 4134228696, 5167785870, 6890381160, 10335571740, 20671143480]

約数ペア:

[(1, 20671143480), (2, 10335571740), (3, 6890381160), (4, 5167785870), (5, 4134228696), (6, 3445190580), (8, 2583892935), (9, 2296793720), (10, 2067114348), (12, 1722595290), (13, 1590087960), (15, 1378076232), (18, 1148396860), (19, 1087954920), (20, 1033557174), (24, 861297645), (26, 795043980), (30, 689038116), (31, 666811080), (36, 574198430), (38, 543977460), (39, 530029320), (40, 516778587), (45, 459358744), (52, 397521990), (57, 362651640), (60, 344519058), (62, 333405540), (65, 318017592), (72, 287099215), (76, 271988730), (78, 265014660), (90, 229679372), (93, 222270360), (95, 217590984), (104, 198760995), (114, 181325820), (117, 176676440), (120, 172259529), (124, 166702770), (130, 159008796), (152, 135994365), (155, 133362216), (156, 132507330), (171, 120883880), (180, 114839686), (186, 111135180), (190, 108795492), (195, 106005864), (228, 90662910), (234, 88338220), (247, 83688840), (248, 83351385), (260, 79504398), (279, 74090120), (285, 72530328), (310, 66681108), (312, 66253665), (342, 60441940), (360, 57419843), (372, 55567590), (380, 54397746), (390, 53002932), (403, 51293160), (456, 45331455), (465, 44454072), (468, 44169110), (494, 41844420), (520, 39752199), (558, 37045060), (570, 36265164), (585, 35335288), (589, 35095320), (620, 33340554), (684, 30220970), (741, 27896280), (744, 27783795), (760, 27198873), (780, 26501466), (806, 25646580), (855, 24176776), (930, 22227036), (936, 22084555), (988, 20922210), (1116, 18522530), (1140, 18132582), (1170, 17667644), (1178, 17547660), (1209, 17097720), (1235, 16737768), (1240, 16670277), (1368, 15110485), (1395, 14818024), (1482, 13948140), (1560, 13250733), (1612, 12823290), (1710, 12088388), (1767, 11698440), (1860, 11113518), (1976, 10461105), (2015, 10258632), (2223, 9298760), (2232, 9261265), (2280, 9066291), (2340, 8833822), (2356, 8773830), (2418, 8548860), (2470, 8368884), (2790, 7409012), (2945, 7019064), (2964, 6974070), (3224, 6411645), (3420, 6044194), (3534, 5849220), (3627, 5699240), (3705, 5579256), (3720, 5556759), (4030, 5129316), (4446, 4649380), (4680, 4416911), (4712, 4386915), (4836, 4274430), (4940, 4184442), (5301, 3899480), (5580, 3704506), (5890, 3509532), (5928, 3487035), (6045, 3419544), (6840, 3022097), (7068, 2924610), (7254, 2849620), (7410, 2789628), (7499, 2756520), (7657, 2699640), (8060, 2564658), (8835, 2339688), (8892, 2324690), (9672, 2137215), (9880, 2092221), (10602, 1949740), (11115, 1859752), (11160, 1852253), (11780, 1754766), (12090, 1709772), (14136, 1462305), (14508, 1424810), (14820, 1394814), (14998, 1378260), (15314, 1349820), (16120, 1282329), (17670, 1169844), (17784, 1162345), (18135, 1139848), (21204, 974870), (22230, 929876), (22497, 918840), (22971, 899880), (23560, 877383), (24180, 854886), (26505, 779896), (29016, 712405), (29640, 697407), (29996, 689130), (30628, 674910), (35340, 584922), (36270, 569924), (37495, 551304), (38285, 539928), (42408, 487435), (44460, 464938), (44994, 459420), (45942, 449940), (48360, 427443), (53010, 389948), (59992, 344565), (61256, 337455), (67491, 306280), (68913, 299960), (70680, 292461), (72540, 284962), (74990, 275652), (76570, 269964), (88920, 232469), (89988, 229710), (91884, 224970), (97487, 212040), (106020, 194974), (112485, 183768), (114855, 179976), (134982, 153140), (137826, 149980), (142481, 145080)]