253523970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{402419}}^1$

素因数の和:402439

約数の個数: 48

約数和(自身を含む): 753330240

約数和(自身を除く): 499806270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 402419, 804838, 1207257, 2012095, 2414514, 2816933, 3621771, 4024190, 5633866, 6036285, 7243542, 8450799, 12072570, 14084665, 16901598, 18108855, 25352397, 28169330, 36217710, 42253995, 50704794, 84507990, 126761985, 253523970]

約数ペア:

[(1, 253523970), (2, 126761985), (3, 84507990), (5, 50704794), (6, 42253995), (7, 36217710), (9, 28169330), (10, 25352397), (14, 18108855), (15, 16901598), (18, 14084665), (21, 12072570), (30, 8450799), (35, 7243542), (42, 6036285), (45, 5633866), (63, 4024190), (70, 3621771), (90, 2816933), (105, 2414514), (126, 2012095), (210, 1207257), (315, 804838), (630, 402419)]