260938860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47791}}^1$

素因数の和:47823

約数の個数: 96

約数和(自身を含む): 899254272

約数和(自身を除く): 638315412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 47791, 95582, 143373, 191164, 238955, 286746, 334537, 477910, 573492, 621283, 669074, 716865, 955820, 1003611, 1242566, 1338148, 1433730, 1672685, 1863849, 2007222, 2485132, 2867460, 3106415, 3345370, 3727698, 4014444, 4348981, 5018055, 6212830, 6690740, 7455396, 8697962, 9319245, 10036110, 12425660, 13046943, 17395924, 18638490, 20072220, 21744905, 26093886, 37276980, 43489810, 52187772, 65234715, 86979620, 130469430, 260938860]

約数ペア:

[(1, 260938860), (2, 130469430), (3, 86979620), (4, 65234715), (5, 52187772), (6, 43489810), (7, 37276980), (10, 26093886), (12, 21744905), (13, 20072220), (14, 18638490), (15, 17395924), (20, 13046943), (21, 12425660), (26, 10036110), (28, 9319245), (30, 8697962), (35, 7455396), (39, 6690740), (42, 6212830), (52, 5018055), (60, 4348981), (65, 4014444), (70, 3727698), (78, 3345370), (84, 3106415), (91, 2867460), (105, 2485132), (130, 2007222), (140, 1863849), (156, 1672685), (182, 1433730), (195, 1338148), (210, 1242566), (260, 1003611), (273, 955820), (364, 716865), (390, 669074), (420, 621283), (455, 573492), (546, 477910), (780, 334537), (910, 286746), (1092, 238955), (1365, 191164), (1820, 143373), (2730, 95582), (5460, 47791)]