265721940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3121}}^1$

素因数の和:3190

約数の個数: 144

約数和(自身を含む): 900035136

約数和(自身を除く): 634313196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 43, 44, 45, 55, 60, 66, 86, 90, 99, 110, 129, 132, 165, 172, 180, 198, 215, 220, 258, 330, 387, 396, 430, 473, 495, 516, 645, 660, 774, 860, 946, 990, 1290, 1419, 1548, 1892, 1935, 1980, 2365, 2580, 2838, 3121, 3870, 4257, 4730, 5676, 6242, 7095, 7740, 8514, 9363, 9460, 12484, 14190, 15605, 17028, 18726, 21285, 28089, 28380, 31210, 34331, 37452, 42570, 46815, 56178, 62420, 68662, 85140, 93630, 102993, 112356, 134203, 137324, 140445, 171655, 187260, 205986, 268406, 280890, 308979, 343310, 402609, 411972, 514965, 536812, 561780, 617958, 671015, 686620, 805218, 1029930, 1207827, 1235916, 1342030, 1476233, 1544895, 1610436, 2013045, 2059860, 2415654, 2684060, 2952466, 3089790, 4026090, 4428699, 4831308, 5904932, 6039135, 6179580, 7381165, 8052180, 8857398, 12078270, 13286097, 14762330, 17714796, 22143495, 24156540, 26572194, 29524660, 44286990, 53144388, 66430485, 88573980, 132860970, 265721940]

約数ペア:

[(1, 265721940), (2, 132860970), (3, 88573980), (4, 66430485), (5, 53144388), (6, 44286990), (9, 29524660), (10, 26572194), (11, 24156540), (12, 22143495), (15, 17714796), (18, 14762330), (20, 13286097), (22, 12078270), (30, 8857398), (33, 8052180), (36, 7381165), (43, 6179580), (44, 6039135), (45, 5904932), (55, 4831308), (60, 4428699), (66, 4026090), (86, 3089790), (90, 2952466), (99, 2684060), (110, 2415654), (129, 2059860), (132, 2013045), (165, 1610436), (172, 1544895), (180, 1476233), (198, 1342030), (215, 1235916), (220, 1207827), (258, 1029930), (330, 805218), (387, 686620), (396, 671015), (430, 617958), (473, 561780), (495, 536812), (516, 514965), (645, 411972), (660, 402609), (774, 343310), (860, 308979), (946, 280890), (990, 268406), (1290, 205986), (1419, 187260), (1548, 171655), (1892, 140445), (1935, 137324), (1980, 134203), (2365, 112356), (2580, 102993), (2838, 93630), (3121, 85140), (3870, 68662), (4257, 62420), (4730, 56178), (5676, 46815), (6242, 42570), (7095, 37452), (7740, 34331), (8514, 31210), (9363, 28380), (9460, 28089), (12484, 21285), (14190, 18726), (15605, 17028)]