404497920

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1699}}^1$

素因数の和:1756

約数の個数: 160

約数和(自身を含む): 1335628800

約数和(自身を除く): 931130880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1536, 1699, 1860, 1920, 1984, 2480, 2560, 2976, 3398, 3720, 3840, 3968, 4960, 5097, 5952, 6796, 7440, 7680, 7936, 8495, 9920, 10194, 11904, 13592, 14880, 15872, 16990, 19840, 20388, 23808, 25485, 27184, 29760, 33980, 39680, 40776, 47616, 50970, 52669, 54368, 59520, 67960, 79360, 81552, 101940, 105338, 108736, 119040, 135920, 158007, 163104, 203880, 210676, 217472, 238080, 263345, 271840, 316014, 326208, 407760, 421352, 434944, 526690, 543680, 632028, 652416, 790035, 815520, 842704, 869888, 1053380, 1087360, 1264056, 1304832, 1580070, 1631040, 1685408, 2106760, 2174720, 2528112, 2609664, 3160140, 3262080, 3370816, 4213520, 4349440, 5056224, 6320280, 6524160, 6741632, 8427040, 10112448, 12640560, 13048320, 13483264, 16854080, 20224896, 25281120, 26966528, 33708160, 40449792, 50562240, 67416320, 80899584, 101124480, 134832640, 202248960, 404497920]

約数ペア:

[(1, 404497920), (2, 202248960), (3, 134832640), (4, 101124480), (5, 80899584), (6, 67416320), (8, 50562240), (10, 40449792), (12, 33708160), (15, 26966528), (16, 25281120), (20, 20224896), (24, 16854080), (30, 13483264), (31, 13048320), (32, 12640560), (40, 10112448), (48, 8427040), (60, 6741632), (62, 6524160), (64, 6320280), (80, 5056224), (93, 4349440), (96, 4213520), (120, 3370816), (124, 3262080), (128, 3160140), (155, 2609664), (160, 2528112), (186, 2174720), (192, 2106760), (240, 1685408), (248, 1631040), (256, 1580070), (310, 1304832), (320, 1264056), (372, 1087360), (384, 1053380), (465, 869888), (480, 842704), (496, 815520), (512, 790035), (620, 652416), (640, 632028), (744, 543680), (768, 526690), (930, 434944), (960, 421352), (992, 407760), (1240, 326208), (1280, 316014), (1488, 271840), (1536, 263345), (1699, 238080), (1860, 217472), (1920, 210676), (1984, 203880), (2480, 163104), (2560, 158007), (2976, 135920), (3398, 119040), (3720, 108736), (3840, 105338), (3968, 101940), (4960, 81552), (5097, 79360), (5952, 67960), (6796, 59520), (7440, 54368), (7680, 52669), (7936, 50970), (8495, 47616), (9920, 40776), (10194, 39680), (11904, 33980), (13592, 29760), (14880, 27184), (15872, 25485), (16990, 23808), (19840, 20388)]