164495380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 406425600

約数和(自身を除く): 241930220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 107, 139, 140, 158, 214, 278, 316, 395, 428, 535, 553, 556, 695, 749, 790, 973, 1070, 1106, 1390, 1498, 1580, 1946, 2140, 2212, 2765, 2780, 2996, 3745, 3892, 4865, 5530, 7490, 8453, 9730, 10981, 11060, 14873, 14980, 16906, 19460, 21962, 29746, 33812, 42265, 43924, 54905, 59171, 59492, 74365, 76867, 84530, 104111, 109810, 118342, 148730, 153734, 169060, 208222, 219620, 236684, 295855, 297460, 307468, 384335, 416444, 520555, 591710, 768670, 1041110, 1174967, 1183420, 1537340, 2082220, 2349934, 4699868, 5874835, 8224769, 11749670, 16449538, 23499340, 32899076, 41123845, 82247690, 164495380]

約数ペア:

[(1, 164495380), (2, 82247690), (4, 41123845), (5, 32899076), (7, 23499340), (10, 16449538), (14, 11749670), (20, 8224769), (28, 5874835), (35, 4699868), (70, 2349934), (79, 2082220), (107, 1537340), (139, 1183420), (140, 1174967), (158, 1041110), (214, 768670), (278, 591710), (316, 520555), (395, 416444), (428, 384335), (535, 307468), (553, 297460), (556, 295855), (695, 236684), (749, 219620), (790, 208222), (973, 169060), (1070, 153734), (1106, 148730), (1390, 118342), (1498, 109810), (1580, 104111), (1946, 84530), (2140, 76867), (2212, 74365), (2765, 59492), (2780, 59171), (2996, 54905), (3745, 43924), (3892, 42265), (4865, 33812), (5530, 29746), (7490, 21962), (8453, 19460), (9730, 16906), (10981, 14980), (11060, 14873)]