490139520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 256

約数和(自身を含む): 1711886400

約数和(自身を除く): 1221746880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 73, 78, 80, 96, 104, 120, 128, 130, 146, 156, 160, 192, 195, 208, 219, 240, 260, 269, 292, 312, 320, 365, 384, 390, 416, 438, 480, 520, 538, 584, 624, 640, 730, 780, 807, 832, 876, 949, 960, 1040, 1076, 1095, 1168, 1248, 1345, 1460, 1560, 1614, 1664, 1752, 1898, 1920, 2080, 2152, 2190, 2336, 2496, 2690, 2847, 2920, 3120, 3228, 3497, 3504, 3796, 4035, 4160, 4304, 4380, 4672, 4745, 4992, 5380, 5694, 5840, 6240, 6456, 6994, 7008, 7592, 8070, 8320, 8608, 8760, 9344, 9490, 10491, 10760, 11388, 11680, 12480, 12912, 13988, 14016, 14235, 15184, 16140, 17216, 17485, 17520, 18980, 19637, 20982, 21520, 22776, 23360, 24960, 25824, 27976, 28032, 28470, 30368, 32280, 34432, 34970, 35040, 37960, 39274, 41964, 43040, 45552, 46720, 51648, 52455, 55952, 56940, 58911, 60736, 64560, 69940, 70080, 75920, 78548, 83928, 86080, 91104, 98185, 103296, 104910, 111904, 113880, 117822, 121472, 129120, 139880, 140160, 151840, 157096, 167856, 172160, 182208, 196370, 209820, 223808, 227760, 235644, 255281, 258240, 279760, 294555, 303680, 314192, 335712, 364416, 392740, 419640, 447616, 455520, 471288, 510562, 516480, 559520, 589110, 607360, 628384, 671424, 765843, 785480, 839280, 911040, 942576, 1021124, 1119040, 1178220, 1256768, 1276405, 1342848, 1531686, 1570960, 1678560, 1822080, 1885152, 2042248, 2238080, 2356440, 2513536, 2552810, 3063372, 3141920, 3357120, 3770304, 3829215, 4084496, 4712880, 5105620, 6126744, 6283840, 6714240, 7540608, 7658430, 8168992, 9425760, 10211240, 12253488, 12567680, 15316860, 16337984, 18851520, 20422480, 24506976, 30633720, 32675968, 37703040, 40844960, 49013952, 61267440, 81689920, 98027904, 122534880, 163379840, 245069760, 490139520]

約数ペア:

[(1, 490139520), (2, 245069760), (3, 163379840), (4, 122534880), (5, 98027904), (6, 81689920), (8, 61267440), (10, 49013952), (12, 40844960), (13, 37703040), (15, 32675968), (16, 30633720), (20, 24506976), (24, 20422480), (26, 18851520), (30, 16337984), (32, 15316860), (39, 12567680), (40, 12253488), (48, 10211240), (52, 9425760), (60, 8168992), (64, 7658430), (65, 7540608), (73, 6714240), (78, 6283840), (80, 6126744), (96, 5105620), (104, 4712880), (120, 4084496), (128, 3829215), (130, 3770304), (146, 3357120), (156, 3141920), (160, 3063372), (192, 2552810), (195, 2513536), (208, 2356440), (219, 2238080), (240, 2042248), (260, 1885152), (269, 1822080), (292, 1678560), (312, 1570960), (320, 1531686), (365, 1342848), (384, 1276405), (390, 1256768), (416, 1178220), (438, 1119040), (480, 1021124), (520, 942576), (538, 911040), (584, 839280), (624, 785480), (640, 765843), (730, 671424), (780, 628384), (807, 607360), (832, 589110), (876, 559520), (949, 516480), (960, 510562), (1040, 471288), (1076, 455520), (1095, 447616), (1168, 419640), (1248, 392740), (1345, 364416), (1460, 335712), (1560, 314192), (1614, 303680), (1664, 294555), (1752, 279760), (1898, 258240), (1920, 255281), (2080, 235644), (2152, 227760), (2190, 223808), (2336, 209820), (2496, 196370), (2690, 182208), (2847, 172160), (2920, 167856), (3120, 157096), (3228, 151840), (3497, 140160), (3504, 139880), (3796, 129120), (4035, 121472), (4160, 117822), (4304, 113880), (4380, 111904), (4672, 104910), (4745, 103296), (4992, 98185), (5380, 91104), (5694, 86080), (5840, 83928), (6240, 78548), (6456, 75920), (6994, 70080), (7008, 69940), (7592, 64560), (8070, 60736), (8320, 58911), (8608, 56940), (8760, 55952), (9344, 52455), (9490, 51648), (10491, 46720), (10760, 45552), (11388, 43040), (11680, 41964), (12480, 39274), (12912, 37960), (13988, 35040), (14016, 34970), (14235, 34432), (15184, 32280), (16140, 30368), (17216, 28470), (17485, 28032), (17520, 27976), (18980, 25824), (19637, 24960), (20982, 23360), (21520, 22776)]