76561320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1871}}^1$

素因数の和:1927

約数の個数: 128

約数和(自身を含む): 258785280

約数和(自身を除く): 182223960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 1871, 2046, 2728, 3410, 3720, 3742, 4092, 5115, 5613, 6820, 7484, 8184, 9355, 10230, 11226, 13640, 14968, 18710, 20460, 20581, 22452, 28065, 37420, 40920, 41162, 44904, 56130, 58001, 61743, 74840, 82324, 102905, 112260, 116002, 123486, 164648, 174003, 205810, 224520, 232004, 246972, 290005, 308715, 348006, 411620, 464008, 493944, 580010, 617430, 638011, 696012, 823240, 870015, 1160020, 1234860, 1276022, 1392024, 1740030, 1914033, 2320040, 2469720, 2552044, 3190055, 3480060, 3828066, 5104088, 6380110, 6960120, 7656132, 9570165, 12760220, 15312264, 19140330, 25520440, 38280660, 76561320]

約数ペア:

[(1, 76561320), (2, 38280660), (3, 25520440), (4, 19140330), (5, 15312264), (6, 12760220), (8, 9570165), (10, 7656132), (11, 6960120), (12, 6380110), (15, 5104088), (20, 3828066), (22, 3480060), (24, 3190055), (30, 2552044), (31, 2469720), (33, 2320040), (40, 1914033), (44, 1740030), (55, 1392024), (60, 1276022), (62, 1234860), (66, 1160020), (88, 870015), (93, 823240), (110, 696012), (120, 638011), (124, 617430), (132, 580010), (155, 493944), (165, 464008), (186, 411620), (220, 348006), (248, 308715), (264, 290005), (310, 246972), (330, 232004), (341, 224520), (372, 205810), (440, 174003), (465, 164648), (620, 123486), (660, 116002), (682, 112260), (744, 102905), (930, 82324), (1023, 74840), (1240, 61743), (1320, 58001), (1364, 56130), (1705, 44904), (1860, 41162), (1871, 40920), (2046, 37420), (2728, 28065), (3410, 22452), (3720, 20581), (3742, 20460), (4092, 18710), (5115, 14968), (5613, 13640), (6820, 11226), (7484, 10230), (8184, 9355)]