193764307960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1\times {\mathrm{509}}^1$

素因数の和:1333

約数の個数: 128

約数和(自身を含む): 445434163200

約数和(自身を除く): 251669855240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 311, 355, 431, 509, 568, 622, 710, 862, 1018, 1244, 1420, 1555, 1724, 2036, 2155, 2488, 2545, 2840, 3110, 3448, 4072, 4310, 5090, 6220, 8620, 10180, 12440, 17240, 20360, 22081, 30601, 36139, 44162, 61202, 72278, 88324, 110405, 122404, 134041, 144556, 153005, 158299, 176648, 180695, 219379, 220810, 244808, 268082, 289112, 306010, 316598, 361390, 438758, 441620, 536164, 612020, 633196, 670205, 722780, 791495, 877516, 883240, 1072328, 1096895, 1224040, 1266392, 1340410, 1445560, 1582990, 1755032, 2193790, 2680820, 3165980, 4387580, 5361640, 6331960, 8775160, 9516911, 11239229, 15575909, 19033822, 22478458, 31151818, 38067644, 44956916, 47584555, 56196145, 62303636, 68226869, 76135288, 77879545, 89913832, 95169110, 112392290, 124607272, 136453738, 155759090, 190338220, 224784580, 272907476, 311518180, 341134345, 380676440, 449569160, 545814952, 623036360, 682268690, 1364537380, 2729074760, 4844107699, 9688215398, 19376430796, 24220538495, 38752861592, 48441076990, 96882153980, 193764307960]

約数ペア:

[(1, 193764307960), (2, 96882153980), (4, 48441076990), (5, 38752861592), (8, 24220538495), (10, 19376430796), (20, 9688215398), (40, 4844107699), (71, 2729074760), (142, 1364537380), (284, 682268690), (311, 623036360), (355, 545814952), (431, 449569160), (509, 380676440), (568, 341134345), (622, 311518180), (710, 272907476), (862, 224784580), (1018, 190338220), (1244, 155759090), (1420, 136453738), (1555, 124607272), (1724, 112392290), (2036, 95169110), (2155, 89913832), (2488, 77879545), (2545, 76135288), (2840, 68226869), (3110, 62303636), (3448, 56196145), (4072, 47584555), (4310, 44956916), (5090, 38067644), (6220, 31151818), (8620, 22478458), (10180, 19033822), (12440, 15575909), (17240, 11239229), (20360, 9516911), (22081, 8775160), (30601, 6331960), (36139, 5361640), (44162, 4387580), (61202, 3165980), (72278, 2680820), (88324, 2193790), (110405, 1755032), (122404, 1582990), (134041, 1445560), (144556, 1340410), (153005, 1266392), (158299, 1224040), (176648, 1096895), (180695, 1072328), (219379, 883240), (220810, 877516), (244808, 791495), (268082, 722780), (289112, 670205), (306010, 633196), (316598, 612020), (361390, 536164), (438758, 441620)]