138480470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 278816256

約数和(自身を除く): 140335786

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 107, 115, 170, 214, 230, 331, 391, 535, 662, 782, 1070, 1655, 1819, 1955, 2461, 3310, 3638, 3910, 4922, 5627, 7613, 9095, 11254, 12305, 15226, 18190, 24610, 28135, 35417, 38065, 41837, 56270, 70834, 76130, 83674, 129421, 177085, 209185, 258842, 354170, 418370, 602089, 647105, 814591, 1204178, 1294210, 1629182, 3010445, 4072955, 6020890, 8145910, 13848047, 27696094, 69240235, 138480470]

約数ペア:

[(1, 138480470), (2, 69240235), (5, 27696094), (10, 13848047), (17, 8145910), (23, 6020890), (34, 4072955), (46, 3010445), (85, 1629182), (107, 1294210), (115, 1204178), (170, 814591), (214, 647105), (230, 602089), (331, 418370), (391, 354170), (535, 258842), (662, 209185), (782, 177085), (1070, 129421), (1655, 83674), (1819, 76130), (1955, 70834), (2461, 56270), (3310, 41837), (3638, 38065), (3910, 35417), (4922, 28135), (5627, 24610), (7613, 18190), (9095, 15226), (11254, 12305)]