42790440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{421}}^1$

素因数の和:464

約数の個数: 192

約数和(自身を含む): 161642880

約数和(自身を除く): 118852440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 210, 220, 231, 242, 264, 280, 308, 330, 363, 385, 420, 421, 440, 462, 484, 605, 616, 660, 726, 770, 840, 842, 847, 924, 968, 1155, 1210, 1263, 1320, 1452, 1540, 1684, 1694, 1815, 1848, 2105, 2310, 2420, 2526, 2541, 2904, 2947, 3080, 3368, 3388, 3630, 4210, 4235, 4620, 4631, 4840, 5052, 5082, 5894, 6315, 6776, 7260, 8420, 8470, 8841, 9240, 9262, 10104, 10164, 11788, 12630, 12705, 13893, 14520, 14735, 16840, 16940, 17682, 18524, 20328, 23155, 23576, 25260, 25410, 27786, 29470, 32417, 33880, 35364, 37048, 44205, 46310, 50520, 50820, 50941, 55572, 58940, 64834, 69465, 70728, 88410, 92620, 97251, 101640, 101882, 111144, 117880, 129668, 138930, 152823, 162085, 176820, 185240, 194502, 203764, 254705, 259336, 277860, 305646, 324170, 353640, 356587, 389004, 407528, 486255, 509410, 555720, 611292, 648340, 713174, 764115, 778008, 972510, 1018820, 1069761, 1222584, 1296680, 1426348, 1528230, 1782935, 1945020, 2037640, 2139522, 2852696, 3056460, 3565870, 3890040, 4279044, 5348805, 6112920, 7131740, 8558088, 10697610, 14263480, 21395220, 42790440]

約数ペア:

[(1, 42790440), (2, 21395220), (3, 14263480), (4, 10697610), (5, 8558088), (6, 7131740), (7, 6112920), (8, 5348805), (10, 4279044), (11, 3890040), (12, 3565870), (14, 3056460), (15, 2852696), (20, 2139522), (21, 2037640), (22, 1945020), (24, 1782935), (28, 1528230), (30, 1426348), (33, 1296680), (35, 1222584), (40, 1069761), (42, 1018820), (44, 972510), (55, 778008), (56, 764115), (60, 713174), (66, 648340), (70, 611292), (77, 555720), (84, 509410), (88, 486255), (105, 407528), (110, 389004), (120, 356587), (121, 353640), (132, 324170), (140, 305646), (154, 277860), (165, 259336), (168, 254705), (210, 203764), (220, 194502), (231, 185240), (242, 176820), (264, 162085), (280, 152823), (308, 138930), (330, 129668), (363, 117880), (385, 111144), (420, 101882), (421, 101640), (440, 97251), (462, 92620), (484, 88410), (605, 70728), (616, 69465), (660, 64834), (726, 58940), (770, 55572), (840, 50941), (842, 50820), (847, 50520), (924, 46310), (968, 44205), (1155, 37048), (1210, 35364), (1263, 33880), (1320, 32417), (1452, 29470), (1540, 27786), (1684, 25410), (1694, 25260), (1815, 23576), (1848, 23155), (2105, 20328), (2310, 18524), (2420, 17682), (2526, 16940), (2541, 16840), (2904, 14735), (2947, 14520), (3080, 13893), (3368, 12705), (3388, 12630), (3630, 11788), (4210, 10164), (4235, 10104), (4620, 9262), (4631, 9240), (4840, 8841), (5052, 8470), (5082, 8420), (5894, 7260), (6315, 6776)]