173619340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 389808720

約数和(自身を除く): 216189380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 173, 190, 278, 346, 361, 380, 556, 692, 695, 722, 865, 1390, 1444, 1730, 1805, 2641, 2780, 3287, 3460, 3610, 5282, 6574, 7220, 10564, 13148, 13205, 16435, 24047, 26410, 32870, 48094, 50179, 52820, 62453, 65740, 96188, 100358, 120235, 124906, 200716, 240470, 249812, 250895, 312265, 456893, 480940, 501790, 624530, 913786, 1003580, 1249060, 1827572, 2284465, 4568930, 8680967, 9137860, 17361934, 34723868, 43404835, 86809670, 173619340]

約数ペア:

[(1, 173619340), (2, 86809670), (4, 43404835), (5, 34723868), (10, 17361934), (19, 9137860), (20, 8680967), (38, 4568930), (76, 2284465), (95, 1827572), (139, 1249060), (173, 1003580), (190, 913786), (278, 624530), (346, 501790), (361, 480940), (380, 456893), (556, 312265), (692, 250895), (695, 249812), (722, 240470), (865, 200716), (1390, 124906), (1444, 120235), (1730, 100358), (1805, 96188), (2641, 65740), (2780, 62453), (3287, 52820), (3460, 50179), (3610, 48094), (5282, 32870), (6574, 26410), (7220, 24047), (10564, 16435), (13148, 13205)]