78870480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1533

約数の個数: 160

約数和(自身を含む): 278982144

約数和(自身を除く): 200111664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 442, 510, 520, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1326, 1360, 1487, 1560, 1768, 2040, 2210, 2652, 2974, 3120, 3315, 3536, 4080, 4420, 4461, 5304, 5948, 6630, 7435, 8840, 8922, 10608, 11896, 13260, 14870, 17680, 17844, 19331, 22305, 23792, 25279, 26520, 29740, 35688, 38662, 44610, 50558, 53040, 57993, 59480, 71376, 75837, 77324, 89220, 96655, 101116, 115986, 118960, 126395, 151674, 154648, 178440, 193310, 202232, 231972, 252790, 289965, 303348, 309296, 328627, 356880, 379185, 386620, 404464, 463944, 505580, 579930, 606696, 657254, 758370, 773240, 927888, 985881, 1011160, 1159860, 1213392, 1314508, 1516740, 1546480, 1643135, 1971762, 2022320, 2319720, 2629016, 3033480, 3286270, 3943524, 4639440, 4929405, 5258032, 6066960, 6572540, 7887048, 9858810, 13145080, 15774096, 19717620, 26290160, 39435240, 78870480]

約数ペア:

[(1, 78870480), (2, 39435240), (3, 26290160), (4, 19717620), (5, 15774096), (6, 13145080), (8, 9858810), (10, 7887048), (12, 6572540), (13, 6066960), (15, 5258032), (16, 4929405), (17, 4639440), (20, 3943524), (24, 3286270), (26, 3033480), (30, 2629016), (34, 2319720), (39, 2022320), (40, 1971762), (48, 1643135), (51, 1546480), (52, 1516740), (60, 1314508), (65, 1213392), (68, 1159860), (78, 1011160), (80, 985881), (85, 927888), (102, 773240), (104, 758370), (120, 657254), (130, 606696), (136, 579930), (156, 505580), (170, 463944), (195, 404464), (204, 386620), (208, 379185), (221, 356880), (240, 328627), (255, 309296), (260, 303348), (272, 289965), (312, 252790), (340, 231972), (390, 202232), (408, 193310), (442, 178440), (510, 154648), (520, 151674), (624, 126395), (663, 118960), (680, 115986), (780, 101116), (816, 96655), (884, 89220), (1020, 77324), (1040, 75837), (1105, 71376), (1326, 59480), (1360, 57993), (1487, 53040), (1560, 50558), (1768, 44610), (2040, 38662), (2210, 35688), (2652, 29740), (2974, 26520), (3120, 25279), (3315, 23792), (3536, 22305), (4080, 19331), (4420, 17844), (4461, 17680), (5304, 14870), (5948, 13260), (6630, 11896), (7435, 10608), (8840, 8922)]