280419984

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{919}}^1$

素因数の和:1109

約数の個数: 120

約数和(自身を含む): 851264960

約数和(自身を除く): 570844976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 163, 208, 234, 312, 326, 468, 489, 624, 652, 919, 936, 978, 1304, 1467, 1838, 1872, 1956, 2119, 2608, 2757, 2934, 3676, 3912, 4238, 5514, 5868, 6357, 7352, 7824, 8271, 8476, 11028, 11736, 11947, 12714, 14704, 16542, 16952, 19071, 22056, 23472, 23894, 25428, 33084, 33904, 35841, 38142, 44112, 47788, 50856, 66168, 71682, 76284, 95576, 101712, 107523, 132336, 143364, 149797, 152568, 191152, 215046, 286728, 299594, 305136, 430092, 449391, 573456, 599188, 860184, 898782, 1198376, 1348173, 1720368, 1797564, 1947361, 2396752, 2696346, 3595128, 3894722, 5392692, 5842083, 7190256, 7789444, 10785384, 11684166, 15578888, 17526249, 21570768, 23368332, 31157776, 35052498, 46736664, 70104996, 93473328, 140209992, 280419984]

約数ペア:

[(1, 280419984), (2, 140209992), (3, 93473328), (4, 70104996), (6, 46736664), (8, 35052498), (9, 31157776), (12, 23368332), (13, 21570768), (16, 17526249), (18, 15578888), (24, 11684166), (26, 10785384), (36, 7789444), (39, 7190256), (48, 5842083), (52, 5392692), (72, 3894722), (78, 3595128), (104, 2696346), (117, 2396752), (144, 1947361), (156, 1797564), (163, 1720368), (208, 1348173), (234, 1198376), (312, 898782), (326, 860184), (468, 599188), (489, 573456), (624, 449391), (652, 430092), (919, 305136), (936, 299594), (978, 286728), (1304, 215046), (1467, 191152), (1838, 152568), (1872, 149797), (1956, 143364), (2119, 132336), (2608, 107523), (2757, 101712), (2934, 95576), (3676, 76284), (3912, 71682), (4238, 66168), (5514, 50856), (5868, 47788), (6357, 44112), (7352, 38142), (7824, 35841), (8271, 33904), (8476, 33084), (11028, 25428), (11736, 23894), (11947, 23472), (12714, 22056), (14704, 19071), (16542, 16952)]