121375380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{288989}}^1$

素因数の和:289008

約数の個数: 48

約数和(自身を含む): 388402560

約数和(自身を除く): 267027180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 288989, 577978, 866967, 1155956, 1444945, 1733934, 2022923, 2889890, 3467868, 4045846, 4334835, 5779780, 6068769, 8091692, 8669670, 10114615, 12137538, 17339340, 20229230, 24275076, 30343845, 40458460, 60687690, 121375380]

約数ペア:

[(1, 121375380), (2, 60687690), (3, 40458460), (4, 30343845), (5, 24275076), (6, 20229230), (7, 17339340), (10, 12137538), (12, 10114615), (14, 8669670), (15, 8091692), (20, 6068769), (21, 5779780), (28, 4334835), (30, 4045846), (35, 3467868), (42, 2889890), (60, 2022923), (70, 1733934), (84, 1444945), (105, 1155956), (140, 866967), (210, 577978), (420, 288989)]