9902804520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{166043}}^1$

素因数の和:166135

約数の個数: 128

約数和(自身を含む): 34430883840

約数和(自身を除く): 24528079320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 14910, 19880, 29820, 59640, 166043, 332086, 498129, 664172, 830215, 996258, 1162301, 1328344, 1660430, 1992516, 2324602, 2490645, 3320860, 3486903, 3985032, 4649204, 4981290, 5811505, 6641720, 6973806, 9298408, 9962580, 11623010, 11789053, 13947612, 17434515, 19925160, 23246020, 23578106, 27895224, 34869030, 35367159, 46492040, 47156212, 58945265, 69738060, 70734318, 82523371, 94312424, 117890530, 139476120, 141468636, 165046742, 176835795, 235781060, 247570113, 282937272, 330093484, 353671590, 412616855, 471562120, 495140226, 660186968, 707343180, 825233710, 990280452, 1237850565, 1414686360, 1650467420, 1980560904, 2475701130, 3300934840, 4951402260, 9902804520]

約数ペア:

[(1, 9902804520), (2, 4951402260), (3, 3300934840), (4, 2475701130), (5, 1980560904), (6, 1650467420), (7, 1414686360), (8, 1237850565), (10, 990280452), (12, 825233710), (14, 707343180), (15, 660186968), (20, 495140226), (21, 471562120), (24, 412616855), (28, 353671590), (30, 330093484), (35, 282937272), (40, 247570113), (42, 235781060), (56, 176835795), (60, 165046742), (70, 141468636), (71, 139476120), (84, 117890530), (105, 94312424), (120, 82523371), (140, 70734318), (142, 69738060), (168, 58945265), (210, 47156212), (213, 46492040), (280, 35367159), (284, 34869030), (355, 27895224), (420, 23578106), (426, 23246020), (497, 19925160), (568, 17434515), (710, 13947612), (840, 11789053), (852, 11623010), (994, 9962580), (1065, 9298408), (1420, 6973806), (1491, 6641720), (1704, 5811505), (1988, 4981290), (2130, 4649204), (2485, 3985032), (2840, 3486903), (2982, 3320860), (3976, 2490645), (4260, 2324602), (4970, 1992516), (5964, 1660430), (7455, 1328344), (8520, 1162301), (9940, 996258), (11928, 830215), (14910, 664172), (19880, 498129), (29820, 332086), (59640, 166043)]