31562340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 92897280

約数和(自身を除く): 61334940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 71, 93, 124, 142, 155, 186, 213, 239, 284, 310, 355, 372, 426, 465, 478, 620, 710, 717, 852, 930, 956, 1065, 1195, 1420, 1434, 1860, 2130, 2201, 2390, 2868, 3585, 4260, 4402, 4780, 6603, 7170, 7409, 8804, 11005, 13206, 14340, 14818, 16969, 22010, 22227, 26412, 29636, 33015, 33938, 37045, 44020, 44454, 50907, 66030, 67876, 74090, 84845, 88908, 101814, 111135, 132060, 148180, 169690, 203628, 222270, 254535, 339380, 444540, 509070, 526039, 1018140, 1052078, 1578117, 2104156, 2630195, 3156234, 5260390, 6312468, 7890585, 10520780, 15781170, 31562340]

約数ペア:

[(1, 31562340), (2, 15781170), (3, 10520780), (4, 7890585), (5, 6312468), (6, 5260390), (10, 3156234), (12, 2630195), (15, 2104156), (20, 1578117), (30, 1052078), (31, 1018140), (60, 526039), (62, 509070), (71, 444540), (93, 339380), (124, 254535), (142, 222270), (155, 203628), (186, 169690), (213, 148180), (239, 132060), (284, 111135), (310, 101814), (355, 88908), (372, 84845), (426, 74090), (465, 67876), (478, 66030), (620, 50907), (710, 44454), (717, 44020), (852, 37045), (930, 33938), (956, 33015), (1065, 29636), (1195, 26412), (1420, 22227), (1434, 22010), (1860, 16969), (2130, 14818), (2201, 14340), (2390, 13206), (2868, 11005), (3585, 8804), (4260, 7409), (4402, 7170), (4780, 6603)]