660886740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 2063093760

約数和(自身を除く): 1402207020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 191, 235, 282, 382, 409, 423, 470, 564, 573, 705, 764, 818, 846, 940, 955, 1146, 1227, 1410, 1636, 1692, 1719, 1910, 2045, 2115, 2292, 2454, 2820, 2865, 3438, 3681, 3820, 4090, 4230, 4908, 5730, 6135, 6876, 7362, 8180, 8460, 8595, 8977, 11460, 12270, 14724, 17190, 17954, 18405, 19223, 24540, 26931, 34380, 35908, 36810, 38446, 44885, 53862, 57669, 73620, 76892, 78119, 80793, 89770, 96115, 107724, 115338, 134655, 156238, 161586, 173007, 179540, 192230, 230676, 234357, 269310, 288345, 312476, 323172, 346014, 384460, 390595, 403965, 468714, 538620, 576690, 692028, 703071, 781190, 807930, 865035, 937428, 1153380, 1171785, 1406142, 1562380, 1615860, 1730070, 2343570, 2812284, 3460140, 3515355, 3671593, 4687140, 7030710, 7343186, 11014779, 14061420, 14686372, 18357965, 22029558, 33044337, 36715930, 44059116, 55073895, 66088674, 73431860, 110147790, 132177348, 165221685, 220295580, 330443370, 660886740]

約数ペア:

[(1, 660886740), (2, 330443370), (3, 220295580), (4, 165221685), (5, 132177348), (6, 110147790), (9, 73431860), (10, 66088674), (12, 55073895), (15, 44059116), (18, 36715930), (20, 33044337), (30, 22029558), (36, 18357965), (45, 14686372), (47, 14061420), (60, 11014779), (90, 7343186), (94, 7030710), (141, 4687140), (180, 3671593), (188, 3515355), (191, 3460140), (235, 2812284), (282, 2343570), (382, 1730070), (409, 1615860), (423, 1562380), (470, 1406142), (564, 1171785), (573, 1153380), (705, 937428), (764, 865035), (818, 807930), (846, 781190), (940, 703071), (955, 692028), (1146, 576690), (1227, 538620), (1410, 468714), (1636, 403965), (1692, 390595), (1719, 384460), (1910, 346014), (2045, 323172), (2115, 312476), (2292, 288345), (2454, 269310), (2820, 234357), (2865, 230676), (3438, 192230), (3681, 179540), (3820, 173007), (4090, 161586), (4230, 156238), (4908, 134655), (5730, 115338), (6135, 107724), (6876, 96115), (7362, 89770), (8180, 80793), (8460, 78119), (8595, 76892), (8977, 73620), (11460, 57669), (12270, 53862), (14724, 44885), (17190, 38446), (17954, 36810), (18405, 35908), (19223, 34380), (24540, 26931)]