157811700

素因数分解:

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

素因数の和:358

約数の個数: 144

約数和(自身を含む): 479969280

約数和(自身を除く): 322157580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 50, 60, 62, 71, 75, 93, 100, 124, 142, 150, 155, 186, 213, 239, 284, 300, 310, 355, 372, 426, 465, 478, 620, 710, 717, 775, 852, 930, 956, 1065, 1195, 1420, 1434, 1550, 1775, 1860, 2130, 2201, 2325, 2390, 2868, 3100, 3550, 3585, 4260, 4402, 4650, 4780, 5325, 5975, 6603, 7100, 7170, 7409, 8804, 9300, 10650, 11005, 11950, 13206, 14340, 14818, 16969, 17925, 21300, 22010, 22227, 23900, 26412, 29636, 33015, 33938, 35850, 37045, 44020, 44454, 50907, 55025, 66030, 67876, 71700, 74090, 84845, 88908, 101814, 110050, 111135, 132060, 148180, 165075, 169690, 185225, 203628, 220100, 222270, 254535, 330150, 339380, 370450, 424225, 444540, 509070, 526039, 555675, 660300, 740900, 848450, 1018140, 1052078, 1111350, 1272675, 1578117, 1696900, 2104156, 2222700, 2545350, 2630195, 3156234, 5090700, 5260390, 6312468, 7890585, 10520780, 13150975, 15781170, 26301950, 31562340, 39452925, 52603900, 78905850, 157811700]

約数ペア:

[(1, 157811700), (2, 78905850), (3, 52603900), (4, 39452925), (5, 31562340), (6, 26301950), (10, 15781170), (12, 13150975), (15, 10520780), (20, 7890585), (25, 6312468), (30, 5260390), (31, 5090700), (50, 3156234), (60, 2630195), (62, 2545350), (71, 2222700), (75, 2104156), (93, 1696900), (100, 1578117), (124, 1272675), (142, 1111350), (150, 1052078), (155, 1018140), (186, 848450), (213, 740900), (239, 660300), (284, 555675), (300, 526039), (310, 509070), (355, 444540), (372, 424225), (426, 370450), (465, 339380), (478, 330150), (620, 254535), (710, 222270), (717, 220100), (775, 203628), (852, 185225), (930, 169690), (956, 165075), (1065, 148180), (1195, 132060), (1420, 111135), (1434, 110050), (1550, 101814), (1775, 88908), (1860, 84845), (2130, 74090), (2201, 71700), (2325, 67876), (2390, 66030), (2868, 55025), (3100, 50907), (3550, 44454), (3585, 44020), (4260, 37045), (4402, 35850), (4650, 33938), (4780, 33015), (5325, 29636), (5975, 26412), (6603, 23900), (7100, 22227), (7170, 22010), (7409, 21300), (8804, 17925), (9300, 16969), (10650, 14818), (11005, 14340), (11950, 13206)]