1643977020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{3109}}^1$

素因数の和:4387

約数の個数: 96

約数和(自身を含む): 5266598400

約数和(自身を除く): 3622621380

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, 1259, 2518, 3109, 3777, 5036, 6218, 6295, 7554, 8813, 9327, 12436, 12590, 15108, 15545, 17626, 18654, 18885, 21763, 25180, 26439, 31090, 35252, 37308, 37770, 43526, 44065, 46635, 52878, 62180, 65289, 75540, 87052, 88130, 93270, 105756, 108815, 130578, 132195, 176260, 186540, 217630, 261156, 264390, 326445, 435260, 528780, 652890, 1305780, 3914231, 7828462, 11742693, 15656924, 19571155, 23485386, 27399617, 39142310, 46970772, 54799234, 58713465, 78284620, 82198851, 109598468, 117426930, 136998085, 164397702, 234853860, 273996170, 328795404, 410994255, 547992340, 821988510, 1643977020]

約数ペア:

[(1, 1643977020), (2, 821988510), (3, 547992340), (4, 410994255), (5, 328795404), (6, 273996170), (7, 234853860), (10, 164397702), (12, 136998085), (14, 117426930), (15, 109598468), (20, 82198851), (21, 78284620), (28, 58713465), (30, 54799234), (35, 46970772), (42, 39142310), (60, 27399617), (70, 23485386), (84, 19571155), (105, 15656924), (140, 11742693), (210, 7828462), (420, 3914231), (1259, 1305780), (2518, 652890), (3109, 528780), (3777, 435260), (5036, 326445), (6218, 264390), (6295, 261156), (7554, 217630), (8813, 186540), (9327, 176260), (12436, 132195), (12590, 130578), (15108, 108815), (15545, 105756), (17626, 93270), (18654, 88130), (18885, 87052), (21763, 75540), (25180, 65289), (26439, 62180), (31090, 52878), (35252, 46635), (37308, 44065), (37770, 43526)]