402555510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{638977}}^1$

素因数の和:638997

約数の個数: 48

約数和(自身を含む): 1196166816

約数和(自身を除く): 793611306

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, 638977, 1277954, 1916931, 3194885, 3833862, 4472839, 5750793, 6389770, 8945678, 9584655, 11501586, 13418517, 19169310, 22364195, 26837034, 28753965, 40255551, 44728390, 57507930, 67092585, 80511102, 134185170, 201277755, 402555510]

約数ペア:

[(1, 402555510), (2, 201277755), (3, 134185170), (5, 80511102), (6, 67092585), (7, 57507930), (9, 44728390), (10, 40255551), (14, 28753965), (15, 26837034), (18, 22364195), (21, 19169310), (30, 13418517), (35, 11501586), (42, 9584655), (45, 8945678), (63, 6389770), (70, 5750793), (90, 4472839), (105, 3833862), (126, 3194885), (210, 1916931), (315, 1277954), (630, 638977)]