76785960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 246343680

約数和(自身を除く): 169557720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 647, 690, 860, 920, 989, 1032, 1290, 1294, 1380, 1720, 1941, 1978, 2580, 2588, 2760, 2967, 3235, 3882, 3956, 4945, 5160, 5176, 5934, 6470, 7764, 7912, 9705, 9890, 11868, 12940, 14835, 14881, 15528, 19410, 19780, 23736, 25880, 27821, 29670, 29762, 38820, 39560, 44643, 55642, 59340, 59524, 74405, 77640, 83463, 89286, 111284, 118680, 119048, 139105, 148810, 166926, 178572, 222568, 223215, 278210, 297620, 333852, 357144, 417315, 446430, 556420, 595240, 639883, 667704, 834630, 892860, 1112840, 1279766, 1669260, 1785720, 1919649, 2559532, 3199415, 3338520, 3839298, 5119064, 6398830, 7678596, 9598245, 12797660, 15357192, 19196490, 25595320, 38392980, 76785960]

約数ペア:

[(1, 76785960), (2, 38392980), (3, 25595320), (4, 19196490), (5, 15357192), (6, 12797660), (8, 9598245), (10, 7678596), (12, 6398830), (15, 5119064), (20, 3839298), (23, 3338520), (24, 3199415), (30, 2559532), (40, 1919649), (43, 1785720), (46, 1669260), (60, 1279766), (69, 1112840), (86, 892860), (92, 834630), (115, 667704), (120, 639883), (129, 595240), (138, 556420), (172, 446430), (184, 417315), (215, 357144), (230, 333852), (258, 297620), (276, 278210), (344, 223215), (345, 222568), (430, 178572), (460, 166926), (516, 148810), (552, 139105), (645, 119048), (647, 118680), (690, 111284), (860, 89286), (920, 83463), (989, 77640), (1032, 74405), (1290, 59524), (1294, 59340), (1380, 55642), (1720, 44643), (1941, 39560), (1978, 38820), (2580, 29762), (2588, 29670), (2760, 27821), (2967, 25880), (3235, 23736), (3882, 19780), (3956, 19410), (4945, 15528), (5160, 14881), (5176, 14835), (5934, 12940), (6470, 11868), (7764, 9890), (7912, 9705)]