40667640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 128

約数和(自身を含む): 133056000

約数和(自身を除く): 92388360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 131, 156, 195, 199, 260, 262, 312, 390, 393, 398, 520, 524, 597, 655, 780, 786, 796, 995, 1048, 1194, 1310, 1560, 1572, 1592, 1703, 1965, 1990, 2388, 2587, 2620, 2985, 3144, 3406, 3930, 3980, 4776, 5109, 5174, 5240, 5970, 6812, 7761, 7860, 7960, 8515, 10218, 10348, 11940, 12935, 13624, 15522, 15720, 17030, 20436, 20696, 23880, 25545, 25870, 26069, 31044, 34060, 38805, 40872, 51090, 51740, 52138, 62088, 68120, 77610, 78207, 102180, 103480, 104276, 130345, 155220, 156414, 204360, 208552, 260690, 310440, 312828, 338897, 391035, 521380, 625656, 677794, 782070, 1016691, 1042760, 1355588, 1564140, 1694485, 2033382, 2711176, 3128280, 3388970, 4066764, 5083455, 6777940, 8133528, 10166910, 13555880, 20333820, 40667640]

約数ペア:

[(1, 40667640), (2, 20333820), (3, 13555880), (4, 10166910), (5, 8133528), (6, 6777940), (8, 5083455), (10, 4066764), (12, 3388970), (13, 3128280), (15, 2711176), (20, 2033382), (24, 1694485), (26, 1564140), (30, 1355588), (39, 1042760), (40, 1016691), (52, 782070), (60, 677794), (65, 625656), (78, 521380), (104, 391035), (120, 338897), (130, 312828), (131, 310440), (156, 260690), (195, 208552), (199, 204360), (260, 156414), (262, 155220), (312, 130345), (390, 104276), (393, 103480), (398, 102180), (520, 78207), (524, 77610), (597, 68120), (655, 62088), (780, 52138), (786, 51740), (796, 51090), (995, 40872), (1048, 38805), (1194, 34060), (1310, 31044), (1560, 26069), (1572, 25870), (1592, 25545), (1703, 23880), (1965, 20696), (1990, 20436), (2388, 17030), (2587, 15720), (2620, 15522), (2985, 13624), (3144, 12935), (3406, 11940), (3930, 10348), (3980, 10218), (4776, 8515), (5109, 7960), (5174, 7860), (5240, 7761), (5970, 6812)]