280331856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4009

約数の個数: 120

約数和(自身を含む): 909477504

約数和(自身を除く): 629145648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 71, 72, 84, 112, 126, 142, 144, 168, 213, 252, 284, 336, 426, 497, 504, 568, 639, 852, 994, 1008, 1136, 1278, 1491, 1704, 1988, 2556, 2982, 3408, 3917, 3976, 4473, 5112, 5964, 7834, 7952, 8946, 10224, 11751, 11928, 15668, 17892, 23502, 23856, 27419, 31336, 35253, 35784, 47004, 54838, 62672, 70506, 71568, 82257, 94008, 109676, 141012, 164514, 188016, 219352, 246771, 278107, 282024, 329028, 438704, 493542, 556214, 564048, 658056, 834321, 987084, 1112428, 1316112, 1668642, 1946749, 1974168, 2224856, 2502963, 3337284, 3893498, 3948336, 4449712, 5005926, 5840247, 6674568, 7786996, 10011852, 11680494, 13349136, 15573992, 17520741, 20023704, 23360988, 31147984, 35041482, 40047408, 46721976, 70082964, 93443952, 140165928, 280331856]

約数ペア:

[(1, 280331856), (2, 140165928), (3, 93443952), (4, 70082964), (6, 46721976), (7, 40047408), (8, 35041482), (9, 31147984), (12, 23360988), (14, 20023704), (16, 17520741), (18, 15573992), (21, 13349136), (24, 11680494), (28, 10011852), (36, 7786996), (42, 6674568), (48, 5840247), (56, 5005926), (63, 4449712), (71, 3948336), (72, 3893498), (84, 3337284), (112, 2502963), (126, 2224856), (142, 1974168), (144, 1946749), (168, 1668642), (213, 1316112), (252, 1112428), (284, 987084), (336, 834321), (426, 658056), (497, 564048), (504, 556214), (568, 493542), (639, 438704), (852, 329028), (994, 282024), (1008, 278107), (1136, 246771), (1278, 219352), (1491, 188016), (1704, 164514), (1988, 141012), (2556, 109676), (2982, 94008), (3408, 82257), (3917, 71568), (3976, 70506), (4473, 62672), (5112, 54838), (5964, 47004), (7834, 35784), (7952, 35253), (8946, 31336), (10224, 27419), (11751, 23856), (11928, 23502), (15668, 17892)]