381880560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^2$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 1218890736

約数和(自身を除く): 837010176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 197, 205, 240, 246, 328, 394, 410, 492, 591, 615, 656, 788, 820, 984, 985, 1182, 1230, 1576, 1640, 1968, 1970, 2364, 2460, 2955, 3152, 3280, 3940, 4728, 4920, 5910, 7880, 8077, 9456, 9840, 11820, 15760, 16154, 23640, 24231, 32308, 38809, 40385, 47280, 48462, 64616, 77618, 80770, 96924, 116427, 121155, 129232, 155236, 161540, 193848, 194045, 232854, 242310, 310472, 323080, 387696, 388090, 465708, 484620, 582135, 620944, 646160, 776180, 931416, 969240, 1164270, 1552360, 1591169, 1862832, 1938480, 2328540, 3104720, 3182338, 4657080, 4773507, 6364676, 7955845, 9314160, 9547014, 12729352, 15911690, 19094028, 23867535, 25458704, 31823380, 38188056, 47735070, 63646760, 76376112, 95470140, 127293520, 190940280, 381880560]

約数ペア:

[(1, 381880560), (2, 190940280), (3, 127293520), (4, 95470140), (5, 76376112), (6, 63646760), (8, 47735070), (10, 38188056), (12, 31823380), (15, 25458704), (16, 23867535), (20, 19094028), (24, 15911690), (30, 12729352), (40, 9547014), (41, 9314160), (48, 7955845), (60, 6364676), (80, 4773507), (82, 4657080), (120, 3182338), (123, 3104720), (164, 2328540), (197, 1938480), (205, 1862832), (240, 1591169), (246, 1552360), (328, 1164270), (394, 969240), (410, 931416), (492, 776180), (591, 646160), (615, 620944), (656, 582135), (788, 484620), (820, 465708), (984, 388090), (985, 387696), (1182, 323080), (1230, 310472), (1576, 242310), (1640, 232854), (1968, 194045), (1970, 193848), (2364, 161540), (2460, 155236), (2955, 129232), (3152, 121155), (3280, 116427), (3940, 96924), (4728, 80770), (4920, 77618), (5910, 64616), (7880, 48462), (8077, 47280), (9456, 40385), (9840, 38809), (11820, 32308), (15760, 24231), (16154, 23640)]