647976672

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:603

約数の個数: 240

約数和(自身を含む): 2212987392

約数和(自身を除く): 1565010720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 71, 72, 81, 84, 96, 108, 112, 126, 142, 144, 162, 168, 189, 213, 216, 224, 252, 284, 288, 324, 336, 378, 426, 432, 497, 503, 504, 567, 568, 639, 648, 672, 756, 852, 864, 994, 1006, 1008, 1134, 1136, 1278, 1296, 1491, 1509, 1512, 1704, 1917, 1988, 2012, 2016, 2268, 2272, 2556, 2592, 2982, 3018, 3024, 3408, 3521, 3834, 3976, 4024, 4473, 4527, 4536, 5112, 5751, 5964, 6036, 6048, 6816, 7042, 7668, 7952, 8048, 8946, 9054, 9072, 10224, 10563, 11502, 11928, 12072, 13419, 13581, 14084, 15336, 15904, 16096, 17892, 18108, 18144, 20448, 21126, 23004, 23856, 24144, 26838, 27162, 28168, 30672, 31689, 35713, 35784, 36216, 40257, 40743, 42252, 46008, 47712, 48288, 53676, 54324, 56336, 61344, 63378, 71426, 71568, 72432, 80514, 81486, 84504, 92016, 95067, 107139, 107352, 108648, 112672, 126756, 142852, 143136, 144864, 161028, 162972, 169008, 184032, 190134, 214278, 214704, 217296, 249991, 253512, 285201, 285704, 321417, 322056, 325944, 338016, 380268, 428556, 429408, 434592, 499982, 507024, 570402, 571408, 642834, 644112, 651888, 749973, 760536, 857112, 964251, 999964, 1014048, 1140804, 1142816, 1285668, 1288224, 1303776, 1499946, 1521072, 1714224, 1928502, 1999928, 2249919, 2281608, 2571336, 2892753, 2999892, 3042144, 3428448, 3857004, 3999856, 4499838, 4563216, 5142672, 5785506, 5999784, 6749757, 7714008, 7999712, 8999676, 9126432, 10285344, 11571012, 11999568, 13499514, 15428016, 17999352, 20249271, 23142024, 23999136, 26999028, 30856032, 35998704, 40498542, 46284048, 53998056, 71997408, 80997084, 92568096, 107996112, 161994168, 215992224, 323988336, 647976672]

約数ペア:

[(1, 647976672), (2, 323988336), (3, 215992224), (4, 161994168), (6, 107996112), (7, 92568096), (8, 80997084), (9, 71997408), (12, 53998056), (14, 46284048), (16, 40498542), (18, 35998704), (21, 30856032), (24, 26999028), (27, 23999136), (28, 23142024), (32, 20249271), (36, 17999352), (42, 15428016), (48, 13499514), (54, 11999568), (56, 11571012), (63, 10285344), (71, 9126432), (72, 8999676), (81, 7999712), (84, 7714008), (96, 6749757), (108, 5999784), (112, 5785506), (126, 5142672), (142, 4563216), (144, 4499838), (162, 3999856), (168, 3857004), (189, 3428448), (213, 3042144), (216, 2999892), (224, 2892753), (252, 2571336), (284, 2281608), (288, 2249919), (324, 1999928), (336, 1928502), (378, 1714224), (426, 1521072), (432, 1499946), (497, 1303776), (503, 1288224), (504, 1285668), (567, 1142816), (568, 1140804), (639, 1014048), (648, 999964), (672, 964251), (756, 857112), (852, 760536), (864, 749973), (994, 651888), (1006, 644112), (1008, 642834), (1134, 571408), (1136, 570402), (1278, 507024), (1296, 499982), (1491, 434592), (1509, 429408), (1512, 428556), (1704, 380268), (1917, 338016), (1988, 325944), (2012, 322056), (2016, 321417), (2268, 285704), (2272, 285201), (2556, 253512), (2592, 249991), (2982, 217296), (3018, 214704), (3024, 214278), (3408, 190134), (3521, 184032), (3834, 169008), (3976, 162972), (4024, 161028), (4473, 144864), (4527, 143136), (4536, 142852), (5112, 126756), (5751, 112672), (5964, 108648), (6036, 107352), (6048, 107139), (6816, 95067), (7042, 92016), (7668, 84504), (7952, 81486), (8048, 80514), (8946, 72432), (9054, 71568), (9072, 71426), (10224, 63378), (10563, 61344), (11502, 56336), (11928, 54324), (12072, 53676), (13419, 48288), (13581, 47712), (14084, 46008), (15336, 42252), (15904, 40743), (16096, 40257), (17892, 36216), (18108, 35784), (18144, 35713), (20448, 31689), (21126, 30672), (23004, 28168), (23856, 27162), (24144, 26838)]