290281488

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{123419}}^1$

素因数の和:123444

約数の個数: 60

約数和(自身を含む): 872332560

約数和(自身を除く): 582051072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 1176, 2352, 123419, 246838, 370257, 493676, 740514, 863933, 987352, 1481028, 1727866, 1974704, 2591799, 2962056, 3455732, 5183598, 5924112, 6047531, 6911464, 10367196, 12095062, 13822928, 18142593, 20734392, 24190124, 36285186, 41468784, 48380248, 72570372, 96760496, 145140744, 290281488]

約数ペア:

[(1, 290281488), (2, 145140744), (3, 96760496), (4, 72570372), (6, 48380248), (7, 41468784), (8, 36285186), (12, 24190124), (14, 20734392), (16, 18142593), (21, 13822928), (24, 12095062), (28, 10367196), (42, 6911464), (48, 6047531), (49, 5924112), (56, 5183598), (84, 3455732), (98, 2962056), (112, 2591799), (147, 1974704), (168, 1727866), (196, 1481028), (294, 987352), (336, 863933), (392, 740514), (588, 493676), (784, 370257), (1176, 246838), (2352, 123419)]