78753480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2703

約数の個数: 128

約数和(自身を含む): 267926400

約数和(自身を除く): 189172920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2657, 2964, 3705, 4940, 5314, 5928, 7410, 7971, 9880, 10628, 13285, 14820, 15942, 21256, 26570, 29640, 31884, 34541, 39855, 50483, 53140, 63768, 69082, 79710, 100966, 103623, 106280, 138164, 151449, 159420, 172705, 201932, 207246, 252415, 276328, 302898, 318840, 345410, 403864, 414492, 504830, 518115, 605796, 656279, 690820, 757245, 828984, 1009660, 1036230, 1211592, 1312558, 1381640, 1514490, 1968837, 2019320, 2072460, 2625116, 3028980, 3281395, 3937674, 4144920, 5250232, 6057960, 6562790, 7875348, 9844185, 13125580, 15750696, 19688370, 26251160, 39376740, 78753480]

約数ペア:

[(1, 78753480), (2, 39376740), (3, 26251160), (4, 19688370), (5, 15750696), (6, 13125580), (8, 9844185), (10, 7875348), (12, 6562790), (13, 6057960), (15, 5250232), (19, 4144920), (20, 3937674), (24, 3281395), (26, 3028980), (30, 2625116), (38, 2072460), (39, 2019320), (40, 1968837), (52, 1514490), (57, 1381640), (60, 1312558), (65, 1211592), (76, 1036230), (78, 1009660), (95, 828984), (104, 757245), (114, 690820), (120, 656279), (130, 605796), (152, 518115), (156, 504830), (190, 414492), (195, 403864), (228, 345410), (247, 318840), (260, 302898), (285, 276328), (312, 252415), (380, 207246), (390, 201932), (456, 172705), (494, 159420), (520, 151449), (570, 138164), (741, 106280), (760, 103623), (780, 100966), (988, 79710), (1140, 69082), (1235, 63768), (1482, 53140), (1560, 50483), (1976, 39855), (2280, 34541), (2470, 31884), (2657, 29640), (2964, 26570), (3705, 21256), (4940, 15942), (5314, 14820), (5928, 13285), (7410, 10628), (7971, 9880)]