44991990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2434

約数の個数: 64

約数和(自身を含む): 121720320

約数和(自身を除く): 76728330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 71, 90, 135, 142, 213, 270, 355, 426, 639, 710, 1065, 1278, 1917, 2130, 2347, 3195, 3834, 4694, 6390, 7041, 9585, 11735, 14082, 19170, 21123, 23470, 35205, 42246, 63369, 70410, 105615, 126738, 166637, 211230, 316845, 333274, 499911, 633690, 833185, 999822, 1499733, 1666370, 2499555, 2999466, 4499199, 4999110, 7498665, 8998398, 14997330, 22495995, 44991990]

約数ペア:

[(1, 44991990), (2, 22495995), (3, 14997330), (5, 8998398), (6, 7498665), (9, 4999110), (10, 4499199), (15, 2999466), (18, 2499555), (27, 1666370), (30, 1499733), (45, 999822), (54, 833185), (71, 633690), (90, 499911), (135, 333274), (142, 316845), (213, 211230), (270, 166637), (355, 126738), (426, 105615), (639, 70410), (710, 63369), (1065, 42246), (1278, 35205), (1917, 23470), (2130, 21123), (2347, 19170), (3195, 14082), (3834, 11735), (4694, 9585), (6390, 7041)]