201489840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{279847}}^1$

素因数の和:279866

約数の個数: 60

約数和(自身を含む): 676672464

約数和(自身を除く): 475182624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 279847, 559694, 839541, 1119388, 1399235, 1679082, 2238776, 2518623, 2798470, 3358164, 4197705, 4477552, 5037246, 5596940, 6716328, 8395410, 10074492, 11193880, 12593115, 13432656, 16790820, 20148984, 22387760, 25186230, 33581640, 40297968, 50372460, 67163280, 100744920, 201489840]

約数ペア:

[(1, 201489840), (2, 100744920), (3, 67163280), (4, 50372460), (5, 40297968), (6, 33581640), (8, 25186230), (9, 22387760), (10, 20148984), (12, 16790820), (15, 13432656), (16, 12593115), (18, 11193880), (20, 10074492), (24, 8395410), (30, 6716328), (36, 5596940), (40, 5037246), (45, 4477552), (48, 4197705), (60, 3358164), (72, 2798470), (80, 2518623), (90, 2238776), (120, 1679082), (144, 1399235), (180, 1119388), (240, 839541), (360, 559694), (720, 279847)]