253362720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2187

約数の個数: 192

約数和(自身を含む): 905143680

約数和(自身を除く): 651780960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 96, 104, 114, 120, 130, 152, 156, 160, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 416, 456, 480, 494, 520, 570, 608, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1248, 1482, 1520, 1560, 1824, 1976, 2080, 2137, 2280, 2470, 2964, 3040, 3120, 3705, 3952, 4274, 4560, 4940, 5928, 6240, 6411, 7410, 7904, 8548, 9120, 9880, 10685, 11856, 12822, 14820, 17096, 19760, 21370, 23712, 25644, 27781, 29640, 32055, 34192, 39520, 40603, 42740, 51288, 55562, 59280, 64110, 68384, 81206, 83343, 85480, 102576, 111124, 118560, 121809, 128220, 138905, 162412, 166686, 170960, 203015, 205152, 222248, 243618, 256440, 277810, 324824, 333372, 341920, 406030, 416715, 444496, 487236, 512880, 527839, 555620, 609045, 649648, 666744, 812060, 833430, 888992, 974472, 1025760, 1055678, 1111240, 1218090, 1299296, 1333488, 1583517, 1624120, 1666860, 1948944, 2111356, 2222480, 2436180, 2639195, 2666976, 3167034, 3248240, 3333720, 3897888, 4222712, 4444960, 4872360, 5278390, 6334068, 6496480, 6667440, 7917585, 8445424, 9744720, 10556780, 12668136, 13334880, 15835170, 16890848, 19489440, 21113560, 25336272, 31670340, 42227120, 50672544, 63340680, 84454240, 126681360, 253362720]

約数ペア:

[(1, 253362720), (2, 126681360), (3, 84454240), (4, 63340680), (5, 50672544), (6, 42227120), (8, 31670340), (10, 25336272), (12, 21113560), (13, 19489440), (15, 16890848), (16, 15835170), (19, 13334880), (20, 12668136), (24, 10556780), (26, 9744720), (30, 8445424), (32, 7917585), (38, 6667440), (39, 6496480), (40, 6334068), (48, 5278390), (52, 4872360), (57, 4444960), (60, 4222712), (65, 3897888), (76, 3333720), (78, 3248240), (80, 3167034), (95, 2666976), (96, 2639195), (104, 2436180), (114, 2222480), (120, 2111356), (130, 1948944), (152, 1666860), (156, 1624120), (160, 1583517), (190, 1333488), (195, 1299296), (208, 1218090), (228, 1111240), (240, 1055678), (247, 1025760), (260, 974472), (285, 888992), (304, 833430), (312, 812060), (380, 666744), (390, 649648), (416, 609045), (456, 555620), (480, 527839), (494, 512880), (520, 487236), (570, 444496), (608, 416715), (624, 406030), (741, 341920), (760, 333372), (780, 324824), (912, 277810), (988, 256440), (1040, 243618), (1140, 222248), (1235, 205152), (1248, 203015), (1482, 170960), (1520, 166686), (1560, 162412), (1824, 138905), (1976, 128220), (2080, 121809), (2137, 118560), (2280, 111124), (2470, 102576), (2964, 85480), (3040, 83343), (3120, 81206), (3705, 68384), (3952, 64110), (4274, 59280), (4560, 55562), (4940, 51288), (5928, 42740), (6240, 40603), (6411, 39520), (7410, 34192), (7904, 32055), (8548, 29640), (9120, 27781), (9880, 25644), (10685, 23712), (11856, 21370), (12822, 19760), (14820, 17096)]