12581040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 160

約数和(自身を含む): 42854400

約数和(自身を除く): 30273360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 89, 93, 95, 114, 120, 124, 152, 155, 178, 186, 190, 228, 240, 248, 267, 285, 304, 310, 356, 372, 380, 445, 456, 465, 496, 534, 570, 589, 620, 712, 744, 760, 890, 912, 930, 1068, 1140, 1178, 1240, 1335, 1424, 1488, 1520, 1691, 1767, 1780, 1860, 2136, 2280, 2356, 2480, 2670, 2759, 2945, 3382, 3534, 3560, 3720, 4272, 4560, 4712, 5073, 5340, 5518, 5890, 6764, 7068, 7120, 7440, 8277, 8455, 8835, 9424, 10146, 10680, 11036, 11780, 13528, 13795, 14136, 16554, 16910, 17670, 20292, 21360, 22072, 23560, 25365, 27056, 27590, 28272, 33108, 33820, 35340, 40584, 41385, 44144, 47120, 50730, 52421, 55180, 66216, 67640, 70680, 81168, 82770, 101460, 104842, 110360, 132432, 135280, 141360, 157263, 165540, 202920, 209684, 220720, 262105, 314526, 331080, 405840, 419368, 524210, 629052, 662160, 786315, 838736, 1048420, 1258104, 1572630, 2096840, 2516208, 3145260, 4193680, 6290520, 12581040]

約数ペア:

[(1, 12581040), (2, 6290520), (3, 4193680), (4, 3145260), (5, 2516208), (6, 2096840), (8, 1572630), (10, 1258104), (12, 1048420), (15, 838736), (16, 786315), (19, 662160), (20, 629052), (24, 524210), (30, 419368), (31, 405840), (38, 331080), (40, 314526), (48, 262105), (57, 220720), (60, 209684), (62, 202920), (76, 165540), (80, 157263), (89, 141360), (93, 135280), (95, 132432), (114, 110360), (120, 104842), (124, 101460), (152, 82770), (155, 81168), (178, 70680), (186, 67640), (190, 66216), (228, 55180), (240, 52421), (248, 50730), (267, 47120), (285, 44144), (304, 41385), (310, 40584), (356, 35340), (372, 33820), (380, 33108), (445, 28272), (456, 27590), (465, 27056), (496, 25365), (534, 23560), (570, 22072), (589, 21360), (620, 20292), (712, 17670), (744, 16910), (760, 16554), (890, 14136), (912, 13795), (930, 13528), (1068, 11780), (1140, 11036), (1178, 10680), (1240, 10146), (1335, 9424), (1424, 8835), (1488, 8455), (1520, 8277), (1691, 7440), (1767, 7120), (1780, 7068), (1860, 6764), (2136, 5890), (2280, 5518), (2356, 5340), (2480, 5073), (2670, 4712), (2759, 4560), (2945, 4272), (3382, 3720), (3534, 3560)]