715081720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{12889}}^1$

素因数の和:12992

約数の個数: 64

約数和(自身を含む): 1716948000

約数和(自身を除く): 1001866280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 2774, 2920, 5548, 6935, 11096, 12889, 13870, 25778, 27740, 51556, 55480, 64445, 103112, 128890, 244891, 257780, 489782, 515560, 940897, 979564, 1224455, 1881794, 1959128, 2448910, 3763588, 4704485, 4897820, 7527176, 9408970, 9795640, 17877043, 18817940, 35754086, 37635880, 71508172, 89385215, 143016344, 178770430, 357540860, 715081720]

約数ペア:

[(1, 715081720), (2, 357540860), (4, 178770430), (5, 143016344), (8, 89385215), (10, 71508172), (19, 37635880), (20, 35754086), (38, 18817940), (40, 17877043), (73, 9795640), (76, 9408970), (95, 7527176), (146, 4897820), (152, 4704485), (190, 3763588), (292, 2448910), (365, 1959128), (380, 1881794), (584, 1224455), (730, 979564), (760, 940897), (1387, 515560), (1460, 489782), (2774, 257780), (2920, 244891), (5548, 128890), (6935, 103112), (11096, 64445), (12889, 55480), (13870, 51556), (25778, 27740)]