634286280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 1937105280

約数和(自身を除く): 1302819000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 157, 257, 262, 314, 393, 471, 514, 524, 628, 655, 771, 785, 786, 942, 1028, 1048, 1256, 1285, 1310, 1542, 1570, 1572, 1884, 1965, 2056, 2355, 2570, 2620, 3084, 3140, 3144, 3768, 3855, 3930, 4710, 5140, 5240, 6168, 6280, 7710, 7860, 9420, 10280, 15420, 15720, 18840, 20567, 30840, 33667, 40349, 41134, 61701, 67334, 80698, 82268, 101001, 102835, 121047, 123402, 134668, 161396, 164536, 168335, 201745, 202002, 205670, 242094, 246804, 269336, 308505, 322792, 336670, 403490, 404004, 411340, 484188, 493608, 505005, 605235, 617010, 673340, 806980, 808008, 822680, 968376, 1010010, 1210470, 1234020, 1346680, 1613960, 2020020, 2420940, 2468040, 4040040, 4841880, 5285719, 10571438, 15857157, 21142876, 26428595, 31714314, 42285752, 52857190, 63428628, 79285785, 105714380, 126857256, 158571570, 211428760, 317143140, 634286280]

約数ペア:

[(1, 634286280), (2, 317143140), (3, 211428760), (4, 158571570), (5, 126857256), (6, 105714380), (8, 79285785), (10, 63428628), (12, 52857190), (15, 42285752), (20, 31714314), (24, 26428595), (30, 21142876), (40, 15857157), (60, 10571438), (120, 5285719), (131, 4841880), (157, 4040040), (257, 2468040), (262, 2420940), (314, 2020020), (393, 1613960), (471, 1346680), (514, 1234020), (524, 1210470), (628, 1010010), (655, 968376), (771, 822680), (785, 808008), (786, 806980), (942, 673340), (1028, 617010), (1048, 605235), (1256, 505005), (1285, 493608), (1310, 484188), (1542, 411340), (1570, 404004), (1572, 403490), (1884, 336670), (1965, 322792), (2056, 308505), (2355, 269336), (2570, 246804), (2620, 242094), (3084, 205670), (3140, 202002), (3144, 201745), (3768, 168335), (3855, 164536), (3930, 161396), (4710, 134668), (5140, 123402), (5240, 121047), (6168, 102835), (6280, 101001), (7710, 82268), (7860, 80698), (9420, 67334), (10280, 61701), (15420, 41134), (15720, 40349), (18840, 33667), (20567, 30840)]