256327080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1091

約数の個数: 128

約数和(自身を含む): 803416320

約数和(自身を除く): 547089240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 53, 60, 82, 106, 120, 123, 159, 164, 205, 212, 246, 265, 318, 328, 410, 424, 492, 530, 615, 636, 795, 820, 983, 984, 1060, 1230, 1272, 1590, 1640, 1966, 2120, 2173, 2460, 2949, 3180, 3932, 4346, 4915, 4920, 5898, 6360, 6519, 7864, 8692, 9830, 10865, 11796, 13038, 14745, 17384, 19660, 21730, 23592, 26076, 29490, 32595, 39320, 40303, 43460, 52099, 52152, 58980, 65190, 80606, 86920, 104198, 117960, 120909, 130380, 156297, 161212, 201515, 208396, 241818, 260495, 260760, 312594, 322424, 403030, 416792, 483636, 520990, 604545, 625188, 781485, 806060, 967272, 1041980, 1209090, 1250376, 1562970, 1612120, 2083960, 2136059, 2418180, 3125940, 4272118, 4836360, 6251880, 6408177, 8544236, 10680295, 12816354, 17088472, 21360590, 25632708, 32040885, 42721180, 51265416, 64081770, 85442360, 128163540, 256327080]

約数ペア:

[(1, 256327080), (2, 128163540), (3, 85442360), (4, 64081770), (5, 51265416), (6, 42721180), (8, 32040885), (10, 25632708), (12, 21360590), (15, 17088472), (20, 12816354), (24, 10680295), (30, 8544236), (40, 6408177), (41, 6251880), (53, 4836360), (60, 4272118), (82, 3125940), (106, 2418180), (120, 2136059), (123, 2083960), (159, 1612120), (164, 1562970), (205, 1250376), (212, 1209090), (246, 1041980), (265, 967272), (318, 806060), (328, 781485), (410, 625188), (424, 604545), (492, 520990), (530, 483636), (615, 416792), (636, 403030), (795, 322424), (820, 312594), (983, 260760), (984, 260495), (1060, 241818), (1230, 208396), (1272, 201515), (1590, 161212), (1640, 156297), (1966, 130380), (2120, 120909), (2173, 117960), (2460, 104198), (2949, 86920), (3180, 80606), (3932, 65190), (4346, 58980), (4915, 52152), (4920, 52099), (5898, 43460), (6360, 40303), (6519, 39320), (7864, 32595), (8692, 29490), (9830, 26076), (10865, 23592), (11796, 21730), (13038, 19660), (14745, 17384)]