216557100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3389}}^1$

素因数の和:3480

約数の個数: 108

約数和(自身を含む): 688549680

約数和(自身を除く): 471992580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 71, 75, 90, 100, 142, 150, 180, 213, 225, 284, 300, 355, 426, 450, 639, 710, 852, 900, 1065, 1278, 1420, 1775, 2130, 2556, 3195, 3389, 3550, 4260, 5325, 6390, 6778, 7100, 10167, 10650, 12780, 13556, 15975, 16945, 20334, 21300, 30501, 31950, 33890, 40668, 50835, 61002, 63900, 67780, 84725, 101670, 122004, 152505, 169450, 203340, 240619, 254175, 305010, 338900, 481238, 508350, 610020, 721857, 762525, 962476, 1016700, 1203095, 1443714, 1525050, 2165571, 2406190, 2887428, 3050100, 3609285, 4331142, 4812380, 6015475, 7218570, 8662284, 10827855, 12030950, 14437140, 18046425, 21655710, 24061900, 36092850, 43311420, 54139275, 72185700, 108278550, 216557100]

約数ペア:

[(1, 216557100), (2, 108278550), (3, 72185700), (4, 54139275), (5, 43311420), (6, 36092850), (9, 24061900), (10, 21655710), (12, 18046425), (15, 14437140), (18, 12030950), (20, 10827855), (25, 8662284), (30, 7218570), (36, 6015475), (45, 4812380), (50, 4331142), (60, 3609285), (71, 3050100), (75, 2887428), (90, 2406190), (100, 2165571), (142, 1525050), (150, 1443714), (180, 1203095), (213, 1016700), (225, 962476), (284, 762525), (300, 721857), (355, 610020), (426, 508350), (450, 481238), (639, 338900), (710, 305010), (852, 254175), (900, 240619), (1065, 203340), (1278, 169450), (1420, 152505), (1775, 122004), (2130, 101670), (2556, 84725), (3195, 67780), (3389, 63900), (3550, 61002), (4260, 50835), (5325, 40668), (6390, 33890), (6778, 31950), (7100, 30501), (10167, 21300), (10650, 20334), (12780, 16945), (13556, 15975)]