343903460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{617}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 773229240

約数和(自身を除く): 429325780

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 290, 310, 580, 617, 620, 899, 961, 1234, 1798, 1922, 2468, 3085, 3596, 3844, 4495, 4805, 6170, 8990, 9610, 12340, 17893, 17980, 19127, 19220, 27869, 35786, 38254, 55738, 71572, 76508, 89465, 95635, 111476, 139345, 178930, 191270, 278690, 357860, 382540, 554683, 557380, 592937, 1109366, 1185874, 2218732, 2371748, 2773415, 2964685, 5546830, 5929370, 11093660, 11858740, 17195173, 34390346, 68780692, 85975865, 171951730, 343903460]

約数ペア:

[(1, 343903460), (2, 171951730), (4, 85975865), (5, 68780692), (10, 34390346), (20, 17195173), (29, 11858740), (31, 11093660), (58, 5929370), (62, 5546830), (116, 2964685), (124, 2773415), (145, 2371748), (155, 2218732), (290, 1185874), (310, 1109366), (580, 592937), (617, 557380), (620, 554683), (899, 382540), (961, 357860), (1234, 278690), (1798, 191270), (1922, 178930), (2468, 139345), (3085, 111476), (3596, 95635), (3844, 89465), (4495, 76508), (4805, 71572), (6170, 55738), (8990, 38254), (9610, 35786), (12340, 27869), (17893, 19220), (17980, 19127)]