15528280040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{18793}}^1$

素因数の和:19051

約数の個数: 128

約数和(自身を含む): 43193122560

約数和(自身を除く): 27664842520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 227, 260, 280, 364, 454, 455, 520, 728, 908, 910, 1135, 1589, 1816, 1820, 2270, 2951, 3178, 3640, 4540, 5902, 6356, 7945, 9080, 11804, 12712, 14755, 15890, 18793, 20657, 23608, 29510, 31780, 37586, 41314, 59020, 63560, 75172, 82628, 93965, 103285, 118040, 131551, 150344, 165256, 187930, 206570, 244309, 263102, 375860, 413140, 488618, 526204, 657755, 751720, 826280, 977236, 1052408, 1221545, 1315510, 1710163, 1954472, 2443090, 2631020, 3420326, 4266011, 4886180, 5262040, 6840652, 8532022, 8550815, 9772360, 13681304, 17064044, 17101630, 21330055, 29862077, 34128088, 34203260, 42660110, 55458143, 59724154, 68406520, 85320220, 110916286, 119448308, 149310385, 170640440, 221832572, 238896616, 277290715, 298620770, 388207001, 443665144, 554581430, 597241540, 776414002, 1109162860, 1194483080, 1552828004, 1941035005, 2218325720, 3105656008, 3882070010, 7764140020, 15528280040]

約数ペア:

[(1, 15528280040), (2, 7764140020), (4, 3882070010), (5, 3105656008), (7, 2218325720), (8, 1941035005), (10, 1552828004), (13, 1194483080), (14, 1109162860), (20, 776414002), (26, 597241540), (28, 554581430), (35, 443665144), (40, 388207001), (52, 298620770), (56, 277290715), (65, 238896616), (70, 221832572), (91, 170640440), (104, 149310385), (130, 119448308), (140, 110916286), (182, 85320220), (227, 68406520), (260, 59724154), (280, 55458143), (364, 42660110), (454, 34203260), (455, 34128088), (520, 29862077), (728, 21330055), (908, 17101630), (910, 17064044), (1135, 13681304), (1589, 9772360), (1816, 8550815), (1820, 8532022), (2270, 6840652), (2951, 5262040), (3178, 4886180), (3640, 4266011), (4540, 3420326), (5902, 2631020), (6356, 2443090), (7945, 1954472), (9080, 1710163), (11804, 1315510), (12712, 1221545), (14755, 1052408), (15890, 977236), (18793, 826280), (20657, 751720), (23608, 657755), (29510, 526204), (31780, 488618), (37586, 413140), (41314, 375860), (59020, 263102), (63560, 244309), (75172, 206570), (82628, 187930), (93965, 165256), (103285, 150344), (118040, 131551)]