131295840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:481

約数の個数: 192

約数和(自身を含む): 454942656

約数和(自身を除く): 323646816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 53, 60, 65, 78, 80, 96, 104, 106, 120, 130, 156, 159, 160, 195, 208, 212, 240, 260, 265, 312, 318, 390, 397, 416, 424, 480, 520, 530, 624, 636, 689, 780, 794, 795, 848, 1040, 1060, 1191, 1248, 1272, 1378, 1560, 1588, 1590, 1696, 1985, 2067, 2080, 2120, 2382, 2544, 2756, 3120, 3176, 3180, 3445, 3970, 4134, 4240, 4764, 5088, 5161, 5512, 5955, 6240, 6352, 6360, 6890, 7940, 8268, 8480, 9528, 10322, 10335, 11024, 11910, 12704, 12720, 13780, 15483, 15880, 16536, 19056, 20644, 20670, 21041, 22048, 23820, 25440, 25805, 27560, 30966, 31760, 33072, 38112, 41288, 41340, 42082, 47640, 51610, 55120, 61932, 63123, 63520, 66144, 77415, 82576, 82680, 84164, 95280, 103220, 105205, 110240, 123864, 126246, 154830, 165152, 165360, 168328, 190560, 206440, 210410, 247728, 252492, 273533, 309660, 315615, 330720, 336656, 412880, 420820, 495456, 504984, 547066, 619320, 631230, 673312, 820599, 825760, 841640, 1009968, 1094132, 1238640, 1262460, 1367665, 1641198, 1683280, 2019936, 2188264, 2477280, 2524920, 2735330, 3282396, 3366560, 4102995, 4376528, 5049840, 5470660, 6564792, 8205990, 8753056, 10099680, 10941320, 13129584, 16411980, 21882640, 26259168, 32823960, 43765280, 65647920, 131295840]

約数ペア:

[(1, 131295840), (2, 65647920), (3, 43765280), (4, 32823960), (5, 26259168), (6, 21882640), (8, 16411980), (10, 13129584), (12, 10941320), (13, 10099680), (15, 8753056), (16, 8205990), (20, 6564792), (24, 5470660), (26, 5049840), (30, 4376528), (32, 4102995), (39, 3366560), (40, 3282396), (48, 2735330), (52, 2524920), (53, 2477280), (60, 2188264), (65, 2019936), (78, 1683280), (80, 1641198), (96, 1367665), (104, 1262460), (106, 1238640), (120, 1094132), (130, 1009968), (156, 841640), (159, 825760), (160, 820599), (195, 673312), (208, 631230), (212, 619320), (240, 547066), (260, 504984), (265, 495456), (312, 420820), (318, 412880), (390, 336656), (397, 330720), (416, 315615), (424, 309660), (480, 273533), (520, 252492), (530, 247728), (624, 210410), (636, 206440), (689, 190560), (780, 168328), (794, 165360), (795, 165152), (848, 154830), (1040, 126246), (1060, 123864), (1191, 110240), (1248, 105205), (1272, 103220), (1378, 95280), (1560, 84164), (1588, 82680), (1590, 82576), (1696, 77415), (1985, 66144), (2067, 63520), (2080, 63123), (2120, 61932), (2382, 55120), (2544, 51610), (2756, 47640), (3120, 42082), (3176, 41340), (3180, 41288), (3445, 38112), (3970, 33072), (4134, 31760), (4240, 30966), (4764, 27560), (5088, 25805), (5161, 25440), (5512, 23820), (5955, 22048), (6240, 21041), (6352, 20670), (6360, 20644), (6890, 19056), (7940, 16536), (8268, 15880), (8480, 15483), (9528, 13780), (10322, 12720), (10335, 12704), (11024, 11910)]