198687480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4129}}^1$

素因数の和:4544

約数の個数: 64

約数和(自身を含む): 597693600

約数和(自身を除く): 399006120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4129, 4812, 6015, 8020, 8258, 9624, 12030, 12387, 16040, 16516, 20645, 24060, 24774, 33032, 41290, 48120, 49548, 61935, 82580, 99096, 123870, 165160, 247740, 495480, 1655729, 3311458, 4967187, 6622916, 8278645, 9934374, 13245832, 16557290, 19868748, 24835935, 33114580, 39737496, 49671870, 66229160, 99343740, 198687480]

約数ペア:

[(1, 198687480), (2, 99343740), (3, 66229160), (4, 49671870), (5, 39737496), (6, 33114580), (8, 24835935), (10, 19868748), (12, 16557290), (15, 13245832), (20, 9934374), (24, 8278645), (30, 6622916), (40, 4967187), (60, 3311458), (120, 1655729), (401, 495480), (802, 247740), (1203, 165160), (1604, 123870), (2005, 99096), (2406, 82580), (3208, 61935), (4010, 49548), (4129, 48120), (4812, 41290), (6015, 33032), (8020, 24774), (8258, 24060), (9624, 20645), (12030, 16516), (12387, 16040)]