254442240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1699}}^1$

素因数の和:1739

約数の個数: 216

約数和(自身を含む): 948620400

約数和(自身を除く): 694178160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1699, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3398, 3744, 3840, 4160, 4680, 4992, 5097, 5760, 6240, 6796, 7488, 8320, 8495, 9360, 9984, 10194, 11520, 12480, 13592, 14976, 15291, 16640, 16990, 18720, 20388, 22087, 24960, 25485, 27184, 29952, 30582, 33980, 37440, 40776, 44174, 49920, 50970, 54368, 61164, 66261, 67960, 74880, 76455, 81552, 88348, 101940, 108736, 110435, 122328, 132522, 135920, 149760, 152910, 163104, 176696, 198783, 203880, 217472, 220870, 244656, 265044, 271840, 305820, 326208, 331305, 353392, 397566, 407760, 434944, 441740, 489312, 530088, 543680, 611640, 652416, 662610, 706784, 795132, 815520, 883480, 978624, 993915, 1060176, 1087360, 1223280, 1304832, 1325220, 1413568, 1590264, 1631040, 1766960, 1957248, 1987830, 2120352, 2174720, 2446560, 2650440, 2827136, 3180528, 3262080, 3533920, 3914496, 3975660, 4240704, 4893120, 5300880, 5654272, 6361056, 6524160, 7067840, 7951320, 8481408, 9786240, 10601760, 12722112, 14135680, 15902640, 16962816, 19572480, 21203520, 25444224, 28271360, 31805280, 42407040, 50888448, 63610560, 84814080, 127221120, 254442240]

約数ペア:

[(1, 254442240), (2, 127221120), (3, 84814080), (4, 63610560), (5, 50888448), (6, 42407040), (8, 31805280), (9, 28271360), (10, 25444224), (12, 21203520), (13, 19572480), (15, 16962816), (16, 15902640), (18, 14135680), (20, 12722112), (24, 10601760), (26, 9786240), (30, 8481408), (32, 7951320), (36, 7067840), (39, 6524160), (40, 6361056), (45, 5654272), (48, 5300880), (52, 4893120), (60, 4240704), (64, 3975660), (65, 3914496), (72, 3533920), (78, 3262080), (80, 3180528), (90, 2827136), (96, 2650440), (104, 2446560), (117, 2174720), (120, 2120352), (128, 1987830), (130, 1957248), (144, 1766960), (156, 1631040), (160, 1590264), (180, 1413568), (192, 1325220), (195, 1304832), (208, 1223280), (234, 1087360), (240, 1060176), (256, 993915), (260, 978624), (288, 883480), (312, 815520), (320, 795132), (360, 706784), (384, 662610), (390, 652416), (416, 611640), (468, 543680), (480, 530088), (520, 489312), (576, 441740), (585, 434944), (624, 407760), (640, 397566), (720, 353392), (768, 331305), (780, 326208), (832, 305820), (936, 271840), (960, 265044), (1040, 244656), (1152, 220870), (1170, 217472), (1248, 203880), (1280, 198783), (1440, 176696), (1560, 163104), (1664, 152910), (1699, 149760), (1872, 135920), (1920, 132522), (2080, 122328), (2304, 110435), (2340, 108736), (2496, 101940), (2880, 88348), (3120, 81552), (3328, 76455), (3398, 74880), (3744, 67960), (3840, 66261), (4160, 61164), (4680, 54368), (4992, 50970), (5097, 49920), (5760, 44174), (6240, 40776), (6796, 37440), (7488, 33980), (8320, 30582), (8495, 29952), (9360, 27184), (9984, 25485), (10194, 24960), (11520, 22087), (12480, 20388), (13592, 18720), (14976, 16990), (15291, 16640)]