1220416680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{46867}}^1$

素因数の和:46919

約数の個数: 128

約数和(自身を含む): 4319354880

約数和(自身を除く): 3098938200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 46867, 93734, 140601, 187468, 234335, 281202, 328069, 374936, 468670, 562404, 656138, 703005, 937340, 984207, 1124808, 1312276, 1406010, 1452877, 1640345, 1874680, 1968414, 2624552, 2812020, 2905754, 3280690, 3936828, 4358631, 4921035, 5624040, 5811508, 6561380, 7264385, 7873656, 8717262, 9842070, 10170139, 11623016, 13122760, 14528770, 17434524, 19684140, 20340278, 21793155, 29057540, 30510417, 34869048, 39368280, 40680556, 43586310, 50850695, 58115080, 61020834, 81361112, 87172620, 101701390, 122041668, 152552085, 174345240, 203402780, 244083336, 305104170, 406805560, 610208340, 1220416680]

約数ペア:

[(1, 1220416680), (2, 610208340), (3, 406805560), (4, 305104170), (5, 244083336), (6, 203402780), (7, 174345240), (8, 152552085), (10, 122041668), (12, 101701390), (14, 87172620), (15, 81361112), (20, 61020834), (21, 58115080), (24, 50850695), (28, 43586310), (30, 40680556), (31, 39368280), (35, 34869048), (40, 30510417), (42, 29057540), (56, 21793155), (60, 20340278), (62, 19684140), (70, 17434524), (84, 14528770), (93, 13122760), (105, 11623016), (120, 10170139), (124, 9842070), (140, 8717262), (155, 7873656), (168, 7264385), (186, 6561380), (210, 5811508), (217, 5624040), (248, 4921035), (280, 4358631), (310, 3936828), (372, 3280690), (420, 2905754), (434, 2812020), (465, 2624552), (620, 1968414), (651, 1874680), (744, 1640345), (840, 1452877), (868, 1406010), (930, 1312276), (1085, 1124808), (1240, 984207), (1302, 937340), (1736, 703005), (1860, 656138), (2170, 562404), (2604, 468670), (3255, 374936), (3720, 328069), (4340, 281202), (5208, 234335), (6510, 187468), (8680, 140601), (13020, 93734), (26040, 46867)]