399926040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107507}}^1$

素因数の和:107552

約数の個数: 64

約数和(自身を含む): 1238492160

約数和(自身を除く): 838566120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 107507, 215014, 322521, 430028, 537535, 645042, 860056, 1075070, 1290084, 1612605, 2150140, 2580168, 3225210, 3332717, 4300280, 6450420, 6665434, 9998151, 12900840, 13330868, 16663585, 19996302, 26661736, 33327170, 39992604, 49990755, 66654340, 79985208, 99981510, 133308680, 199963020, 399926040]

約数ペア:

[(1, 399926040), (2, 199963020), (3, 133308680), (4, 99981510), (5, 79985208), (6, 66654340), (8, 49990755), (10, 39992604), (12, 33327170), (15, 26661736), (20, 19996302), (24, 16663585), (30, 13330868), (31, 12900840), (40, 9998151), (60, 6665434), (62, 6450420), (93, 4300280), (120, 3332717), (124, 3225210), (155, 2580168), (186, 2150140), (248, 1612605), (310, 1290084), (372, 1075070), (465, 860056), (620, 645042), (744, 537535), (930, 430028), (1240, 322521), (1860, 215014), (3720, 107507)]