64307640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 138905160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 236, 248, 293, 295, 310, 354, 372, 465, 472, 586, 590, 620, 708, 744, 879, 885, 930, 1172, 1180, 1240, 1416, 1465, 1758, 1770, 1829, 1860, 2344, 2360, 2930, 3516, 3540, 3658, 3720, 4395, 5487, 5860, 7032, 7080, 7316, 8790, 9083, 9145, 10974, 11720, 14632, 17287, 17580, 18166, 18290, 21948, 27249, 27435, 34574, 35160, 36332, 36580, 43896, 45415, 51861, 54498, 54870, 69148, 72664, 73160, 86435, 90830, 103722, 108996, 109740, 136245, 138296, 172870, 181660, 207444, 217992, 219480, 259305, 272490, 345740, 363320, 414888, 518610, 535897, 544980, 691480, 1037220, 1071794, 1089960, 1607691, 2074440, 2143588, 2679485, 3215382, 4287176, 5358970, 6430764, 8038455, 10717940, 12861528, 16076910, 21435880, 32153820, 64307640]

約数ペア:

[(1, 64307640), (2, 32153820), (3, 21435880), (4, 16076910), (5, 12861528), (6, 10717940), (8, 8038455), (10, 6430764), (12, 5358970), (15, 4287176), (20, 3215382), (24, 2679485), (30, 2143588), (31, 2074440), (40, 1607691), (59, 1089960), (60, 1071794), (62, 1037220), (93, 691480), (118, 544980), (120, 535897), (124, 518610), (155, 414888), (177, 363320), (186, 345740), (236, 272490), (248, 259305), (293, 219480), (295, 217992), (310, 207444), (354, 181660), (372, 172870), (465, 138296), (472, 136245), (586, 109740), (590, 108996), (620, 103722), (708, 90830), (744, 86435), (879, 73160), (885, 72664), (930, 69148), (1172, 54870), (1180, 54498), (1240, 51861), (1416, 45415), (1465, 43896), (1758, 36580), (1770, 36332), (1829, 35160), (1860, 34574), (2344, 27435), (2360, 27249), (2930, 21948), (3516, 18290), (3540, 18166), (3658, 17580), (3720, 17287), (4395, 14632), (5487, 11720), (5860, 10974), (7032, 9145), (7080, 9083), (7316, 8790)]