138453750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:456

約数の個数: 120

約数和(自身を含む): 387925824

約数和(自身を除く): 249472074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 125, 150, 155, 186, 225, 250, 279, 310, 375, 397, 450, 465, 558, 625, 750, 775, 794, 930, 1125, 1191, 1250, 1395, 1550, 1875, 1985, 2250, 2325, 2382, 2790, 3573, 3750, 3875, 3970, 4650, 5625, 5955, 6975, 7146, 7750, 9925, 11250, 11625, 11910, 12307, 13950, 17865, 19375, 19850, 23250, 24614, 29775, 34875, 35730, 36921, 38750, 49625, 58125, 59550, 61535, 69750, 73842, 89325, 99250, 110763, 116250, 123070, 148875, 174375, 178650, 184605, 221526, 248125, 297750, 307675, 348750, 369210, 446625, 496250, 553815, 615350, 744375, 893250, 923025, 1107630, 1488750, 1538375, 1846050, 2233125, 2769075, 3076750, 4466250, 4615125, 5538150, 7691875, 9230250, 13845375, 15383750, 23075625, 27690750, 46151250, 69226875, 138453750]

約数ペア:

[(1, 138453750), (2, 69226875), (3, 46151250), (5, 27690750), (6, 23075625), (9, 15383750), (10, 13845375), (15, 9230250), (18, 7691875), (25, 5538150), (30, 4615125), (31, 4466250), (45, 3076750), (50, 2769075), (62, 2233125), (75, 1846050), (90, 1538375), (93, 1488750), (125, 1107630), (150, 923025), (155, 893250), (186, 744375), (225, 615350), (250, 553815), (279, 496250), (310, 446625), (375, 369210), (397, 348750), (450, 307675), (465, 297750), (558, 248125), (625, 221526), (750, 184605), (775, 178650), (794, 174375), (930, 148875), (1125, 123070), (1191, 116250), (1250, 110763), (1395, 99250), (1550, 89325), (1875, 73842), (1985, 69750), (2250, 61535), (2325, 59550), (2382, 58125), (2790, 49625), (3573, 38750), (3750, 36921), (3875, 35730), (3970, 34875), (4650, 29775), (5625, 24614), (5955, 23250), (6975, 19850), (7146, 19375), (7750, 17865), (9925, 13950), (11250, 12307), (11625, 11910)]