343594940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 807930816

約数和(自身を除く): 464335876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 73, 86, 130, 146, 172, 215, 260, 292, 365, 421, 430, 559, 730, 842, 860, 949, 1118, 1460, 1684, 1898, 2105, 2236, 2795, 3139, 3796, 4210, 4745, 5473, 5590, 6278, 8420, 9490, 10946, 11180, 12556, 15695, 18103, 18980, 21892, 27365, 30733, 31390, 36206, 40807, 54730, 61466, 62780, 72412, 81614, 90515, 109460, 122932, 153665, 163228, 181030, 204035, 235339, 307330, 362060, 399529, 408070, 470678, 614660, 799058, 816140, 941356, 1176695, 1321519, 1598116, 1997645, 2353390, 2643038, 3995290, 4706780, 5286076, 6607595, 7990580, 13215190, 17179747, 26430380, 34359494, 68718988, 85898735, 171797470, 343594940]

約数ペア:

[(1, 343594940), (2, 171797470), (4, 85898735), (5, 68718988), (10, 34359494), (13, 26430380), (20, 17179747), (26, 13215190), (43, 7990580), (52, 6607595), (65, 5286076), (73, 4706780), (86, 3995290), (130, 2643038), (146, 2353390), (172, 1997645), (215, 1598116), (260, 1321519), (292, 1176695), (365, 941356), (421, 816140), (430, 799058), (559, 614660), (730, 470678), (842, 408070), (860, 399529), (949, 362060), (1118, 307330), (1460, 235339), (1684, 204035), (1898, 181030), (2105, 163228), (2236, 153665), (2795, 122932), (3139, 109460), (3796, 90515), (4210, 81614), (4745, 72412), (5473, 62780), (5590, 61466), (6278, 54730), (8420, 40807), (9490, 36206), (10946, 31390), (11180, 30733), (12556, 27365), (15695, 21892), (18103, 18980)]