256471824

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{26321}}^1$

素因数の和:26368

約数の個数: 80

約数和(自身を含む): 783342720

約数和(自身を除く): 526870896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 42, 48, 56, 58, 84, 87, 112, 116, 168, 174, 203, 232, 336, 348, 406, 464, 609, 696, 812, 1218, 1392, 1624, 2436, 3248, 4872, 9744, 26321, 52642, 78963, 105284, 157926, 184247, 210568, 315852, 368494, 421136, 552741, 631704, 736988, 763309, 1105482, 1263408, 1473976, 1526618, 2210964, 2289927, 2947952, 3053236, 4421928, 4579854, 5343163, 6106472, 8843856, 9159708, 10686326, 12212944, 16029489, 18319416, 21372652, 32058978, 36638832, 42745304, 64117956, 85490608, 128235912, 256471824]

約数ペア:

[(1, 256471824), (2, 128235912), (3, 85490608), (4, 64117956), (6, 42745304), (7, 36638832), (8, 32058978), (12, 21372652), (14, 18319416), (16, 16029489), (21, 12212944), (24, 10686326), (28, 9159708), (29, 8843856), (42, 6106472), (48, 5343163), (56, 4579854), (58, 4421928), (84, 3053236), (87, 2947952), (112, 2289927), (116, 2210964), (168, 1526618), (174, 1473976), (203, 1263408), (232, 1105482), (336, 763309), (348, 736988), (406, 631704), (464, 552741), (609, 421136), (696, 368494), (812, 315852), (1218, 210568), (1392, 184247), (1624, 157926), (2436, 105284), (3248, 78963), (4872, 52642), (9744, 26321)]