1268113280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 256

約数和(自身を含む): 3741327360

約数和(自身を除く): 2473214080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 64, 70, 80, 92, 112, 115, 124, 128, 140, 155, 160, 161, 184, 217, 224, 230, 248, 280, 310, 320, 322, 368, 397, 434, 448, 460, 496, 560, 620, 640, 644, 713, 736, 794, 805, 868, 896, 920, 992, 1085, 1120, 1240, 1288, 1426, 1472, 1588, 1610, 1736, 1840, 1984, 1985, 2170, 2240, 2480, 2576, 2779, 2852, 2944, 3176, 3220, 3472, 3565, 3680, 3968, 3970, 4340, 4480, 4960, 4991, 5152, 5558, 5704, 6352, 6440, 6944, 7130, 7360, 7940, 8680, 9131, 9920, 9982, 10304, 11116, 11408, 12307, 12704, 12880, 13888, 13895, 14260, 14720, 15880, 17360, 18262, 19840, 19964, 20608, 22232, 22816, 24614, 24955, 25408, 25760, 27776, 27790, 28520, 31760, 34720, 36524, 39928, 44464, 45632, 45655, 49228, 49910, 50816, 51520, 55580, 57040, 61535, 63520, 63917, 69440, 73048, 79856, 86149, 88928, 91264, 91310, 98456, 99820, 103040, 111160, 114080, 123070, 127040, 127834, 138880, 146096, 159712, 172298, 177856, 182620, 196912, 199640, 222320, 228160, 246140, 254080, 255668, 283061, 292192, 319424, 319585, 344596, 355712, 365240, 393824, 399280, 430745, 444640, 456320, 492280, 511336, 566122, 584384, 638848, 639170, 689192, 730480, 787648, 798560, 861490, 889280, 984560, 1022672, 1132244, 1168768, 1278340, 1378384, 1415305, 1460960, 1575296, 1597120, 1722980, 1778560, 1969120, 1981427, 2045344, 2264488, 2556680, 2756768, 2830610, 2921920, 3194240, 3445960, 3938240, 3962854, 4090688, 4528976, 5113360, 5513536, 5661220, 5843840, 6891920, 7876480, 7925708, 8181376, 9057952, 9907135, 10226720, 11027072, 11322440, 13783840, 15851416, 18115904, 19814270, 20453440, 22644880, 27567680, 31702832, 36231808, 39628540, 40906880, 45289760, 55135360, 63405664, 79257080, 90579520, 126811328, 158514160, 181159040, 253622656, 317028320, 634056640, 1268113280]

約数ペア:

[(1, 1268113280), (2, 634056640), (4, 317028320), (5, 253622656), (7, 181159040), (8, 158514160), (10, 126811328), (14, 90579520), (16, 79257080), (20, 63405664), (23, 55135360), (28, 45289760), (31, 40906880), (32, 39628540), (35, 36231808), (40, 31702832), (46, 27567680), (56, 22644880), (62, 20453440), (64, 19814270), (70, 18115904), (80, 15851416), (92, 13783840), (112, 11322440), (115, 11027072), (124, 10226720), (128, 9907135), (140, 9057952), (155, 8181376), (160, 7925708), (161, 7876480), (184, 6891920), (217, 5843840), (224, 5661220), (230, 5513536), (248, 5113360), (280, 4528976), (310, 4090688), (320, 3962854), (322, 3938240), (368, 3445960), (397, 3194240), (434, 2921920), (448, 2830610), (460, 2756768), (496, 2556680), (560, 2264488), (620, 2045344), (640, 1981427), (644, 1969120), (713, 1778560), (736, 1722980), (794, 1597120), (805, 1575296), (868, 1460960), (896, 1415305), (920, 1378384), (992, 1278340), (1085, 1168768), (1120, 1132244), (1240, 1022672), (1288, 984560), (1426, 889280), (1472, 861490), (1588, 798560), (1610, 787648), (1736, 730480), (1840, 689192), (1984, 639170), (1985, 638848), (2170, 584384), (2240, 566122), (2480, 511336), (2576, 492280), (2779, 456320), (2852, 444640), (2944, 430745), (3176, 399280), (3220, 393824), (3472, 365240), (3565, 355712), (3680, 344596), (3968, 319585), (3970, 319424), (4340, 292192), (4480, 283061), (4960, 255668), (4991, 254080), (5152, 246140), (5558, 228160), (5704, 222320), (6352, 199640), (6440, 196912), (6944, 182620), (7130, 177856), (7360, 172298), (7940, 159712), (8680, 146096), (9131, 138880), (9920, 127834), (9982, 127040), (10304, 123070), (11116, 114080), (11408, 111160), (12307, 103040), (12704, 99820), (12880, 98456), (13888, 91310), (13895, 91264), (14260, 88928), (14720, 86149), (15880, 79856), (17360, 73048), (18262, 69440), (19840, 63917), (19964, 63520), (20608, 61535), (22232, 57040), (22816, 55580), (24614, 51520), (24955, 50816), (25408, 49910), (25760, 49228), (27776, 45655), (27790, 45632), (28520, 44464), (31760, 39928), (34720, 36524)]