620421984

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{607}}^1$

素因数の和:659

約数の個数: 288

約数和(自身を含む): 2243082240

約数和(自身を除く): 1622660256

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 144, 156, 168, 169, 182, 189, 208, 216, 224, 234, 252, 273, 288, 312, 336, 338, 351, 364, 378, 416, 432, 468, 504, 507, 546, 607, 624, 672, 676, 702, 728, 756, 819, 864, 936, 1008, 1014, 1092, 1183, 1214, 1248, 1352, 1404, 1456, 1512, 1521, 1638, 1821, 1872, 2016, 2028, 2184, 2366, 2428, 2457, 2704, 2808, 2912, 3024, 3042, 3276, 3549, 3642, 3744, 4056, 4249, 4368, 4563, 4732, 4856, 4914, 5408, 5463, 5616, 6048, 6084, 6552, 7098, 7284, 7891, 8112, 8498, 8736, 9126, 9464, 9712, 9828, 10647, 10926, 11232, 12168, 12747, 13104, 14196, 14568, 15782, 16224, 16389, 16996, 18252, 18928, 19424, 19656, 21294, 21852, 23673, 24336, 25494, 26208, 28392, 29136, 31564, 31941, 32778, 33992, 36504, 37856, 38241, 39312, 42588, 43704, 47346, 48672, 50988, 55237, 56784, 58272, 63128, 63882, 65556, 67984, 71019, 73008, 76482, 78624, 85176, 87408, 94692, 101976, 102583, 110474, 113568, 114723, 126256, 127764, 131112, 135968, 142038, 146016, 152964, 165711, 170352, 174816, 189384, 203952, 205166, 213057, 220948, 229446, 252512, 255528, 262224, 284076, 305928, 307749, 331422, 340704, 378768, 407904, 410332, 426114, 441896, 458892, 497133, 511056, 524448, 568152, 611856, 615498, 662844, 718081, 757536, 820664, 852228, 883792, 917784, 923247, 994266, 1022112, 1136304, 1223712, 1230996, 1325688, 1436162, 1491399, 1641328, 1704456, 1767584, 1835568, 1846494, 1988532, 2154243, 2272608, 2461992, 2651376, 2769741, 2872324, 2982798, 3282656, 3408912, 3671136, 3692988, 3977064, 4308486, 4923984, 5302752, 5539482, 5744648, 5965596, 6462729, 6817824, 7385976, 7954128, 8616972, 9847968, 11078964, 11489296, 11931192, 12925458, 14771952, 15908256, 17233944, 19388187, 22157928, 22978592, 23862384, 25850916, 29543904, 34467888, 38776374, 44315856, 47724768, 51701832, 68935776, 77552748, 88631712, 103403664, 155105496, 206807328, 310210992, 620421984]

約数ペア:

[(1, 620421984), (2, 310210992), (3, 206807328), (4, 155105496), (6, 103403664), (7, 88631712), (8, 77552748), (9, 68935776), (12, 51701832), (13, 47724768), (14, 44315856), (16, 38776374), (18, 34467888), (21, 29543904), (24, 25850916), (26, 23862384), (27, 22978592), (28, 22157928), (32, 19388187), (36, 17233944), (39, 15908256), (42, 14771952), (48, 12925458), (52, 11931192), (54, 11489296), (56, 11078964), (63, 9847968), (72, 8616972), (78, 7954128), (84, 7385976), (91, 6817824), (96, 6462729), (104, 5965596), (108, 5744648), (112, 5539482), (117, 5302752), (126, 4923984), (144, 4308486), (156, 3977064), (168, 3692988), (169, 3671136), (182, 3408912), (189, 3282656), (208, 2982798), (216, 2872324), (224, 2769741), (234, 2651376), (252, 2461992), (273, 2272608), (288, 2154243), (312, 1988532), (336, 1846494), (338, 1835568), (351, 1767584), (364, 1704456), (378, 1641328), (416, 1491399), (432, 1436162), (468, 1325688), (504, 1230996), (507, 1223712), (546, 1136304), (607, 1022112), (624, 994266), (672, 923247), (676, 917784), (702, 883792), (728, 852228), (756, 820664), (819, 757536), (864, 718081), (936, 662844), (1008, 615498), (1014, 611856), (1092, 568152), (1183, 524448), (1214, 511056), (1248, 497133), (1352, 458892), (1404, 441896), (1456, 426114), (1512, 410332), (1521, 407904), (1638, 378768), (1821, 340704), (1872, 331422), (2016, 307749), (2028, 305928), (2184, 284076), (2366, 262224), (2428, 255528), (2457, 252512), (2704, 229446), (2808, 220948), (2912, 213057), (3024, 205166), (3042, 203952), (3276, 189384), (3549, 174816), (3642, 170352), (3744, 165711), (4056, 152964), (4249, 146016), (4368, 142038), (4563, 135968), (4732, 131112), (4856, 127764), (4914, 126256), (5408, 114723), (5463, 113568), (5616, 110474), (6048, 102583), (6084, 101976), (6552, 94692), (7098, 87408), (7284, 85176), (7891, 78624), (8112, 76482), (8498, 73008), (8736, 71019), (9126, 67984), (9464, 65556), (9712, 63882), (9828, 63128), (10647, 58272), (10926, 56784), (11232, 55237), (12168, 50988), (12747, 48672), (13104, 47346), (14196, 43704), (14568, 42588), (15782, 39312), (16224, 38241), (16389, 37856), (16996, 36504), (18252, 33992), (18928, 32778), (19424, 31941), (19656, 31564), (21294, 29136), (21852, 28392), (23673, 26208), (24336, 25494)]