15663010120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1\times {\mathrm{26981}}^1$

素因数の和:27646

約数の個数: 64

約数和(自身を含む): 36833667840

約数和(自身を除く): 21170657720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 631, 920, 1262, 2524, 3155, 5048, 6310, 12620, 14513, 25240, 26981, 29026, 53962, 58052, 72565, 107924, 116104, 134905, 145130, 215848, 269810, 290260, 539620, 580520, 620563, 1079240, 1241126, 2482252, 3102815, 4964504, 6205630, 12411260, 17025011, 24822520, 34050022, 68100044, 85125055, 136200088, 170250110, 340500220, 391575253, 681000440, 783150506, 1566301012, 1957876265, 3132602024, 3915752530, 7831505060, 15663010120]

約数ペア:

[(1, 15663010120), (2, 7831505060), (4, 3915752530), (5, 3132602024), (8, 1957876265), (10, 1566301012), (20, 783150506), (23, 681000440), (40, 391575253), (46, 340500220), (92, 170250110), (115, 136200088), (184, 85125055), (230, 68100044), (460, 34050022), (631, 24822520), (920, 17025011), (1262, 12411260), (2524, 6205630), (3155, 4964504), (5048, 3102815), (6310, 2482252), (12620, 1241126), (14513, 1079240), (25240, 620563), (26981, 580520), (29026, 539620), (53962, 290260), (58052, 269810), (72565, 215848), (107924, 145130), (116104, 134905)]