1566916520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1327

約数の個数: 128

約数和(自身を含む): 4049287200

約数和(自身を除く): 2482370680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 157, 170, 221, 260, 314, 340, 442, 520, 628, 680, 785, 884, 1105, 1129, 1256, 1570, 1768, 2041, 2210, 2258, 2669, 3140, 4082, 4420, 4516, 5338, 5645, 6280, 8164, 8840, 9032, 10205, 10676, 11290, 13345, 14677, 16328, 19193, 20410, 21352, 22580, 26690, 29354, 34697, 38386, 40820, 45160, 53380, 58708, 69394, 73385, 76772, 81640, 95965, 106760, 117416, 138788, 146770, 153544, 173485, 177253, 191930, 249509, 277576, 293540, 346970, 354506, 383860, 499018, 587080, 693940, 709012, 767720, 886265, 998036, 1247545, 1387880, 1418024, 1772530, 1996072, 2304289, 2495090, 3013301, 3545060, 4608578, 4990180, 6026602, 7090120, 9217156, 9980360, 11521445, 12053204, 15066505, 18434312, 23042890, 24106408, 30133010, 39172913, 46085780, 60266020, 78345826, 92171560, 120532040, 156691652, 195864565, 313383304, 391729130, 783458260, 1566916520]

約数ペア:

[(1, 1566916520), (2, 783458260), (4, 391729130), (5, 313383304), (8, 195864565), (10, 156691652), (13, 120532040), (17, 92171560), (20, 78345826), (26, 60266020), (34, 46085780), (40, 39172913), (52, 30133010), (65, 24106408), (68, 23042890), (85, 18434312), (104, 15066505), (130, 12053204), (136, 11521445), (157, 9980360), (170, 9217156), (221, 7090120), (260, 6026602), (314, 4990180), (340, 4608578), (442, 3545060), (520, 3013301), (628, 2495090), (680, 2304289), (785, 1996072), (884, 1772530), (1105, 1418024), (1129, 1387880), (1256, 1247545), (1570, 998036), (1768, 886265), (2041, 767720), (2210, 709012), (2258, 693940), (2669, 587080), (3140, 499018), (4082, 383860), (4420, 354506), (4516, 346970), (5338, 293540), (5645, 277576), (6280, 249509), (8164, 191930), (8840, 177253), (9032, 173485), (10205, 153544), (10676, 146770), (11290, 138788), (13345, 117416), (14677, 106760), (16328, 95965), (19193, 81640), (20410, 76772), (21352, 73385), (22580, 69394), (26690, 58708), (29354, 53380), (34697, 45160), (38386, 40820)]