20378996820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 1152

約数和(自身を含む): 87362150400

約数和(自身を除く): 66983153580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 23, 26, 27, 28, 30, 35, 36, 38, 39, 42, 45, 46, 52, 54, 57, 60, 63, 65, 69, 70, 73, 76, 78, 84, 90, 91, 92, 95, 105, 108, 114, 115, 117, 126, 130, 133, 135, 138, 140, 146, 156, 161, 169, 171, 180, 182, 189, 190, 195, 207, 210, 219, 228, 230, 234, 247, 252, 260, 266, 270, 273, 276, 285, 292, 299, 315, 322, 338, 342, 345, 351, 364, 365, 378, 380, 390, 399, 414, 420, 437, 438, 455, 460, 468, 483, 494, 507, 511, 513, 532, 540, 546, 570, 585, 598, 621, 630, 644, 657, 665, 676, 684, 690, 702, 730, 741, 756, 780, 798, 805, 819, 828, 845, 855, 874, 876, 897, 910, 945, 949, 966, 988, 1014, 1022, 1026, 1035, 1092, 1095, 1140, 1170, 1183, 1196, 1197, 1235, 1242, 1260, 1311, 1314, 1330, 1365, 1380, 1387, 1404, 1449, 1460, 1482, 1495, 1521, 1533, 1596, 1610, 1638, 1679, 1690, 1710, 1729, 1748, 1755, 1794, 1820, 1890, 1898, 1932, 1971, 1995, 2028, 2044, 2052, 2070, 2093, 2185, 2190, 2223, 2340, 2366, 2394, 2415, 2457, 2470, 2484, 2535, 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17043, 17082, 17290, 17388, 17745, 17940, 17955, 18031, 18252, 18354, 18396, 18837, 18980, 19266, 19418, 19435, 19665, 19710, 19929, 20148, 20748, 20805, 20930, 21294, 21735, 21827, 22230, 22477, 22724, 22815, 22995, 23322, 23506, 23598, 23660, 23940, 24570, 24674, 24966, 25116, 25185, 25623, 25935, 26220, 26572, 26676, 26910, 27209, 27531, 27594, 27740, 28405, 28470, 28899, 28980, 29127, 30222, 30420, 30590, 30660, 31122, 31395, 31901, 31941, 32110, 32292, 33215, 33345, 33580, 34086, 34164, 34580, 34983, 35259, 35490, 35910, 36062, 36708, 37011, 37449, 37674, 38532, 38836, 38870, 39330, 39420, 39767, 39858, 40365, 41610, 41860, 42588, 42705, 43470, 43654, 44460, 44954, 45333, 45630, 45885, 45990, 46644, 46683, 47012, 47196, 48165, 48545, 49140, 49348, 49932, 50370, 51129, 51246, 51870, 53235, 53820, 54093, 54418, 55062, 55188, 56511, 56810, 56940, 57798, 58254, 58305, 58765, 58995, 59787, 60444, 61180, 61685, 62244, 62415, 62790, 63802, 63882, 64220, 65481, 66430, 66690, 67431, 68172, 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約数ペア:

[(1, 20378996820), (2, 10189498410), (3, 6792998940), (4, 5094749205), (5, 4075799364), (6, 3396499470), (7, 2911285260), (9, 2264332980), (10, 2037899682), (12, 1698249735), (13, 1567615140), (14, 1455642630), (15, 1358599788), (18, 1132166490), (19, 1072578780), (20, 1018949841), (21, 970428420), (23, 886043340), (26, 783807570), (27, 754777660), (28, 727821315), (30, 679299894), (35, 582257052), (36, 566083245), (38, 536289390), (39, 522538380), (42, 485214210), (45, 452866596), (46, 443021670), (52, 391903785), (54, 377388830), (57, 357526260), (60, 339649947), (63, 323476140), (65, 313523028), (69, 295347780), (70, 291128526), (73, 279164340), (76, 268144695), (78, 261269190), (84, 242607105), (90, 226433298), (91, 223945020), (92, 221510835), (95, 214515756), (105, 194085684), (108, 188694415), (114, 178763130), (115, 177208668), (117, 174179460), (126, 161738070), (130, 156761514), (133, 153225540), (135, 150955532), (138, 147673890), (140, 145564263), (146, 139582170), (156, 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(1729, 11786580), (1748, 11658465), (1755, 11611964), (1794, 11359530), (1820, 11197251), (1890, 10782538), (1898, 10737090), (1932, 10548135), (1971, 10339420), (1995, 10215036), (2028, 10048815), (2044, 9970155), (2052, 9931285), (2070, 9844926), (2093, 9736740), (2185, 9326772), (2190, 9305478), (2223, 9167340), (2340, 8708973), (2366, 8613270), (2394, 8512530), (2415, 8438508), (2457, 8294260), (2470, 8250606), (2484, 8204105), (2535, 8039052), (2555, 7976124), (2565, 7945028), (2622, 7772310), (2628, 7754565), (2660, 7661277), (2691, 7573020), (2730, 7464834), (2774, 7346430), (2847, 7158060), (2898, 7032090), (2964, 6875505), (2990, 6815718), (3042, 6699210), (3059, 6661980), (3066, 6646770), (3105, 6563284), (3211, 6346620), (3220, 6328881), (3276, 6220695), (3285, 6203652), (3358, 6068790), (3380, 6029289), (3420, 5958771), (3458, 5893290), (3510, 5805982), (3549, 5742180), (3588, 5679765), (3591, 5675020), (3705, 5500404), (3780, 5391269), (3796, 5368545), (3887, 5242860), (3933, 5181540), (3942, 5169710), (3990, 5107518), (4095, 4976556), (4140, 4922463), (4161, 4897620), (4186, 4868370), (4347, 4688060), (4370, 4663386), (4380, 4652739), (4446, 4583670), (4485, 4543812), (4563, 4466140), (4599, 4431180), (4732, 4306635), (4745, 4294836), (4788, 4256265), (4830, 4219254), (4914, 4147130), (4940, 4125303), (5037, 4045860), (5070, 4019526), (5110, 3988062), (5130, 3972514), (5187, 3928860), (5244, 3886155), (5382, 3786510), (5460, 3732417), (5548, 3673215), (5681, 3587220), (5694, 3579030), (5796, 3516045), (5915, 3445308), (5980, 3407859), (5985, 3405012), (6084, 3349605), (6118, 3330990), (6132, 3323385), (6210, 3281642), (6279, 3245580), (6422, 3173310), (6555, 3108924), (6570, 3101826), (6643, 3067740), (6669, 3055780), (6716, 3034395), (6916, 2946645), (6935, 2938572), (7020, 2902991), (7098, 2871090), (7182, 2837510), (7245, 2812836), (7410, 2750202), (7605, 2679684), (7665, 2658708), (7774, 2621430), (7866, 2590770), (7884, 2584855), (7980, 2553759), (8073, 2524340), (8190, 2488278), (8322, 2448810), (8372, 2434185), (8395, 2427516), (8541, 2386020), (8645, 2357316), (8694, 2344030), (8740, 2331693), (8892, 2291835), (8970, 2271906), (9126, 2233070), (9177, 2220660), (9198, 2215590), (9490, 2147418), (9633, 2115540), (9660, 2109627), (9709, 2098980), (9828, 2073565), (9855, 2067884), (10074, 2022930), (10140, 2009763), (10220, 1994031), (10260, 1986257), (10374, 1964430), (10465, 1947348), (10647, 1914060), (10764, 1893255), (11115, 1833468), (11362, 1793610), (11388, 1789515), (11661, 1747620), (11753, 1733940), (11799, 1727180), (11830, 1722654), (11970, 1702506), (12236, 1665495), (12285, 1658852), (12337, 1651860), (12420, 1640821), (12483, 1632540), (12558, 1622790), (12844, 1586655), (13110, 1554462), (13140, 1550913), (13286, 1533870), (13338, 1527890), (13455, 1514604), (13797, 1477060), (13870, 1469286), (14196, 1435545), (14235, 1431612), (14364, 1418755), (14490, 1406418), (14820, 1375101), (15111, 1348620), 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