450475480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{123757}}^1$

素因数の和:123788

約数の個数: 64

約数和(自身を含む): 1247480640

約数和(自身を除く): 797005160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 123757, 247514, 495028, 618785, 866299, 990056, 1237570, 1608841, 1732598, 2475140, 3217682, 3465196, 4331495, 4950280, 6435364, 6930392, 8044205, 8662990, 11261887, 12870728, 16088410, 17325980, 22523774, 32176820, 34651960, 45047548, 56309435, 64353640, 90095096, 112618870, 225237740, 450475480]

約数ペア:

[(1, 450475480), (2, 225237740), (4, 112618870), (5, 90095096), (7, 64353640), (8, 56309435), (10, 45047548), (13, 34651960), (14, 32176820), (20, 22523774), (26, 17325980), (28, 16088410), (35, 12870728), (40, 11261887), (52, 8662990), (56, 8044205), (65, 6930392), (70, 6435364), (91, 4950280), (104, 4331495), (130, 3465196), (140, 3217682), (182, 2475140), (260, 1732598), (280, 1608841), (364, 1237570), (455, 990056), (520, 866299), (728, 618785), (910, 495028), (1820, 247514), (3640, 123757)]