280788872

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3037}}^1$

素因数の和:3190

約数の個数: 64

約数和(自身を含む): 653291520

約数和(自身を除く): 372502648

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 254, 364, 508, 728, 889, 1016, 1651, 1778, 3037, 3302, 3556, 6074, 6604, 7112, 11557, 12148, 13208, 21259, 23114, 24296, 39481, 42518, 46228, 78962, 85036, 92456, 157924, 170072, 276367, 315848, 385699, 552734, 771398, 1105468, 1542796, 2210936, 2699893, 3085592, 5014087, 5399786, 10028174, 10799572, 20056348, 21599144, 35098609, 40112696, 70197218, 140394436, 280788872]

約数ペア:

[(1, 280788872), (2, 140394436), (4, 70197218), (7, 40112696), (8, 35098609), (13, 21599144), (14, 20056348), (26, 10799572), (28, 10028174), (52, 5399786), (56, 5014087), (91, 3085592), (104, 2699893), (127, 2210936), (182, 1542796), (254, 1105468), (364, 771398), (508, 552734), (728, 385699), (889, 315848), (1016, 276367), (1651, 170072), (1778, 157924), (3037, 92456), (3302, 85036), (3556, 78962), (6074, 46228), (6604, 42518), (7112, 39481), (11557, 24296), (12148, 23114), (13208, 21259)]