205220790

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{28151}}^1$

素因数の和:28176

約数の個数: 56

約数和(自身を含む): 553862448

約数和(自身を除く): 348641658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 28151, 56302, 84453, 140755, 168906, 253359, 281510, 422265, 506718, 760077, 844530, 1266795, 1520154, 2280231, 2533590, 3800385, 4560462, 6840693, 7600770, 11401155, 13681386, 20522079, 22802310, 34203465, 41044158, 68406930, 102610395, 205220790]

約数ペア:

[(1, 205220790), (2, 102610395), (3, 68406930), (5, 41044158), (6, 34203465), (9, 22802310), (10, 20522079), (15, 13681386), (18, 11401155), (27, 7600770), (30, 6840693), (45, 4560462), (54, 3800385), (81, 2533590), (90, 2280231), (135, 1520154), (162, 1266795), (243, 844530), (270, 760077), (405, 506718), (486, 422265), (729, 281510), (810, 253359), (1215, 168906), (1458, 140755), (2430, 84453), (3645, 56302), (7290, 28151)]