279712680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9437}}^1$

素因数の和:9483

約数の個数: 128

約数和(自身を含む): 951350400

約数和(自身を除く): 671637720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9437, 9880, 14820, 18874, 28311, 29640, 37748, 47185, 56622, 75496, 94370, 113244, 122681, 141555, 179303, 188740, 226488, 245362, 283110, 358606, 368043, 377480, 490724, 537909, 566220, 613405, 717212, 736086, 896515, 981448, 1075818, 1132440, 1226810, 1434424, 1472172, 1793030, 1840215, 2151636, 2330939, 2453620, 2689545, 2944344, 3586060, 3680430, 4303272, 4661878, 4907240, 5379090, 6992817, 7172120, 7360860, 9323756, 10758180, 11654695, 13985634, 14721720, 18647512, 21516360, 23309390, 27971268, 34964085, 46618780, 55942536, 69928170, 93237560, 139856340, 279712680]

約数ペア:

[(1, 279712680), (2, 139856340), (3, 93237560), (4, 69928170), (5, 55942536), (6, 46618780), (8, 34964085), (10, 27971268), (12, 23309390), (13, 21516360), (15, 18647512), (19, 14721720), (20, 13985634), (24, 11654695), (26, 10758180), (30, 9323756), (38, 7360860), (39, 7172120), (40, 6992817), (52, 5379090), (57, 4907240), (60, 4661878), (65, 4303272), (76, 3680430), (78, 3586060), (95, 2944344), (104, 2689545), (114, 2453620), (120, 2330939), (130, 2151636), (152, 1840215), (156, 1793030), (190, 1472172), (195, 1434424), (228, 1226810), (247, 1132440), (260, 1075818), (285, 981448), (312, 896515), (380, 736086), (390, 717212), (456, 613405), (494, 566220), (520, 537909), (570, 490724), (741, 377480), (760, 368043), (780, 358606), (988, 283110), (1140, 245362), (1235, 226488), (1482, 188740), (1560, 179303), (1976, 141555), (2280, 122681), (2470, 113244), (2964, 94370), (3705, 75496), (4940, 56622), (5928, 47185), (7410, 37748), (9437, 29640), (9880, 28311), (14820, 18874)]