131613840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3449}}^1$

素因数の和:3521

約数の個数: 120

約数和(自身を含む): 450473400

約数和(自身を除く): 318859560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 53, 60, 72, 80, 90, 106, 120, 144, 159, 180, 212, 240, 265, 318, 360, 424, 477, 530, 636, 720, 795, 848, 954, 1060, 1272, 1590, 1908, 2120, 2385, 2544, 3180, 3449, 3816, 4240, 4770, 6360, 6898, 7632, 9540, 10347, 12720, 13796, 17245, 19080, 20694, 27592, 31041, 34490, 38160, 41388, 51735, 55184, 62082, 68980, 82776, 103470, 124164, 137960, 155205, 165552, 182797, 206940, 248328, 275920, 310410, 365594, 413880, 496656, 548391, 620820, 731188, 827760, 913985, 1096782, 1241640, 1462376, 1645173, 1827970, 2193564, 2483280, 2741955, 2924752, 3290346, 3655940, 4387128, 5483910, 6580692, 7311880, 8225865, 8774256, 10967820, 13161384, 14623760, 16451730, 21935640, 26322768, 32903460, 43871280, 65806920, 131613840]

約数ペア:

[(1, 131613840), (2, 65806920), (3, 43871280), (4, 32903460), (5, 26322768), (6, 21935640), (8, 16451730), (9, 14623760), (10, 13161384), (12, 10967820), (15, 8774256), (16, 8225865), (18, 7311880), (20, 6580692), (24, 5483910), (30, 4387128), (36, 3655940), (40, 3290346), (45, 2924752), (48, 2741955), (53, 2483280), (60, 2193564), (72, 1827970), (80, 1645173), (90, 1462376), (106, 1241640), (120, 1096782), (144, 913985), (159, 827760), (180, 731188), (212, 620820), (240, 548391), (265, 496656), (318, 413880), (360, 365594), (424, 310410), (477, 275920), (530, 248328), (636, 206940), (720, 182797), (795, 165552), (848, 155205), (954, 137960), (1060, 124164), (1272, 103470), (1590, 82776), (1908, 68980), (2120, 62082), (2385, 55184), (2544, 51735), (3180, 41388), (3449, 38160), (3816, 34490), (4240, 31041), (4770, 27592), (6360, 20694), (6898, 19080), (7632, 17245), (9540, 13796), (10347, 12720)]