20164918480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:414

約数の個数: 320

約数和(自身を含む): 56939355648

約数和(自身を除く): 36774437168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 53, 56, 70, 73, 80, 82, 106, 112, 140, 146, 164, 205, 212, 227, 265, 280, 287, 292, 328, 365, 371, 410, 424, 454, 511, 530, 560, 574, 584, 656, 730, 742, 820, 848, 908, 1022, 1060, 1135, 1148, 1168, 1435, 1460, 1484, 1589, 1640, 1816, 1855, 2044, 2120, 2173, 2270, 2296, 2555, 2870, 2920, 2968, 2993, 3178, 3280, 3632, 3710, 3869, 4088, 4240, 4346, 4540, 4592, 5110, 5740, 5840, 5936, 5986, 6356, 7420, 7738, 7945, 8176, 8692, 9080, 9307, 10220, 10865, 11480, 11972, 12031, 12712, 14840, 14965, 15211, 15476, 15890, 16571, 17384, 18160, 18614, 19345, 20440, 20951, 21730, 22960, 23944, 24062, 25424, 27083, 29680, 29930, 30422, 30952, 31780, 33142, 34768, 37228, 38690, 40880, 41902, 43460, 46535, 47888, 48124, 54166, 59860, 60155, 60844, 61904, 63560, 65149, 66284, 74456, 76055, 77380, 82855, 83804, 84217, 86920, 93070, 96248, 104755, 108332, 115997, 119720, 120310, 121688, 127120, 130298, 132568, 135415, 148912, 152110, 154760, 158629, 165710, 167608, 168434, 173840, 186140, 192496, 209510, 216664, 231994, 239440, 240620, 243376, 260596, 265136, 270830, 304220, 309520, 317258, 325745, 331420, 335216, 336868, 372280, 419020, 421085, 433328, 463988, 481240, 493271, 521192, 541660, 579985, 608440, 634516, 651490, 662840, 673736, 679411, 744560, 793145, 838040, 842170, 878263, 927976, 962480, 986542, 1042384, 1083320, 1110403, 1159970, 1216880, 1269032, 1302980, 1325680, 1347472, 1358822, 1586290, 1676080, 1684340, 1756526, 1855952, 1973084, 2166640, 2220806, 2319940, 2466355, 2538064, 2605960, 2717644, 3172580, 3368680, 3397055, 3452897, 3513052, 3946168, 4391315, 4441612, 4639880, 4755877, 4932710, 5211920, 5435288, 5552015, 6147841, 6345160, 6737360, 6794110, 6905794, 7026104, 7892336, 8782630, 8883224, 9279760, 9511754, 9865420, 10870576, 11104030, 12295682, 12690320, 13588220, 13811588, 14052208, 17264485, 17565260, 17766448, 19023508, 19730840, 22208060, 23779385, 24591364, 27176440, 27623176, 30739205, 34528970, 35130520, 36008783, 38047016, 39461680, 44416120, 47558770, 49182728, 54352880, 55246352, 61478410, 69057940, 70261040, 72017566, 76094032, 88832240, 95117540, 98365456, 122956820, 138115880, 144035132, 180043915, 190235080, 245913640, 252061481, 276231760, 288070264, 360087830, 380470160, 491827280, 504122962, 576140528, 720175660, 1008245924, 1260307405, 1440351320, 2016491848, 2520614810, 2880702640, 4032983696, 5041229620, 10082459240, 20164918480]

約数ペア:

[(1, 20164918480), (2, 10082459240), (4, 5041229620), (5, 4032983696), (7, 2880702640), (8, 2520614810), (10, 2016491848), (14, 1440351320), (16, 1260307405), (20, 1008245924), (28, 720175660), (35, 576140528), (40, 504122962), (41, 491827280), (53, 380470160), (56, 360087830), (70, 288070264), (73, 276231760), (80, 252061481), (82, 245913640), (106, 190235080), (112, 180043915), (140, 144035132), (146, 138115880), (164, 122956820), (205, 98365456), (212, 95117540), (227, 88832240), (265, 76094032), (280, 72017566), (287, 70261040), (292, 69057940), (328, 61478410), (365, 55246352), (371, 54352880), (410, 49182728), (424, 47558770), (454, 44416120), (511, 39461680), (530, 38047016), (560, 36008783), (574, 35130520), (584, 34528970), (656, 30739205), (730, 27623176), (742, 27176440), (820, 24591364), (848, 23779385), (908, 22208060), (1022, 19730840), (1060, 19023508), (1135, 17766448), (1148, 17565260), (1168, 17264485), (1435, 14052208), (1460, 13811588), (1484, 13588220), (1589, 12690320), (1640, 12295682), (1816, 11104030), (1855, 10870576), (2044, 9865420), (2120, 9511754), (2173, 9279760), (2270, 8883224), (2296, 8782630), (2555, 7892336), (2870, 7026104), (2920, 6905794), (2968, 6794110), (2993, 6737360), (3178, 6345160), (3280, 6147841), (3632, 5552015), (3710, 5435288), (3869, 5211920), (4088, 4932710), (4240, 4755877), (4346, 4639880), (4540, 4441612), (4592, 4391315), (5110, 3946168), (5740, 3513052), (5840, 3452897), (5936, 3397055), (5986, 3368680), (6356, 3172580), (7420, 2717644), (7738, 2605960), (7945, 2538064), (8176, 2466355), (8692, 2319940), (9080, 2220806), (9307, 2166640), (10220, 1973084), (10865, 1855952), (11480, 1756526), (11972, 1684340), (12031, 1676080), (12712, 1586290), (14840, 1358822), (14965, 1347472), (15211, 1325680), (15476, 1302980), (15890, 1269032), (16571, 1216880), (17384, 1159970), (18160, 1110403), (18614, 1083320), (19345, 1042384), (20440, 986542), (20951, 962480), (21730, 927976), (22960, 878263), (23944, 842170), (24062, 838040), (25424, 793145), (27083, 744560), (29680, 679411), (29930, 673736), (30422, 662840), (30952, 651490), (31780, 634516), (33142, 608440), (34768, 579985), (37228, 541660), (38690, 521192), (40880, 493271), (41902, 481240), (43460, 463988), (46535, 433328), (47888, 421085), (48124, 419020), (54166, 372280), (59860, 336868), (60155, 335216), (60844, 331420), (61904, 325745), (63560, 317258), (65149, 309520), (66284, 304220), (74456, 270830), (76055, 265136), (77380, 260596), (82855, 243376), (83804, 240620), (84217, 239440), (86920, 231994), (93070, 216664), (96248, 209510), (104755, 192496), (108332, 186140), (115997, 173840), (119720, 168434), (120310, 167608), (121688, 165710), (127120, 158629), (130298, 154760), (132568, 152110), (135415, 148912)]