220659240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2579}}^1$

素因数の和:2647

約数の個数: 128

約数和(自身を含む): 713318400

約数和(自身を除く): 492659160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2579, 2760, 2852, 3565, 3720, 4278, 5158, 5704, 7130, 7737, 8556, 10316, 10695, 12895, 14260, 15474, 17112, 20632, 21390, 25790, 28520, 30948, 38685, 42780, 51580, 59317, 61896, 77370, 79949, 85560, 103160, 118634, 154740, 159898, 177951, 237268, 239847, 296585, 309480, 319796, 355902, 399745, 474536, 479694, 593170, 639592, 711804, 799490, 889755, 959388, 1186340, 1199235, 1423608, 1598980, 1779510, 1838827, 1918776, 2372680, 2398470, 3197960, 3559020, 3677654, 4796940, 5516481, 7118040, 7355308, 9194135, 9593880, 11032962, 14710616, 18388270, 22065924, 27582405, 36776540, 44131848, 55164810, 73553080, 110329620, 220659240]

約数ペア:

[(1, 220659240), (2, 110329620), (3, 73553080), (4, 55164810), (5, 44131848), (6, 36776540), (8, 27582405), (10, 22065924), (12, 18388270), (15, 14710616), (20, 11032962), (23, 9593880), (24, 9194135), (30, 7355308), (31, 7118040), (40, 5516481), (46, 4796940), (60, 3677654), (62, 3559020), (69, 3197960), (92, 2398470), (93, 2372680), (115, 1918776), (120, 1838827), (124, 1779510), (138, 1598980), (155, 1423608), (184, 1199235), (186, 1186340), (230, 959388), (248, 889755), (276, 799490), (310, 711804), (345, 639592), (372, 593170), (460, 479694), (465, 474536), (552, 399745), (620, 355902), (690, 319796), (713, 309480), (744, 296585), (920, 239847), (930, 237268), (1240, 177951), (1380, 159898), (1426, 154740), (1860, 118634), (2139, 103160), (2579, 85560), (2760, 79949), (2852, 77370), (3565, 61896), (3720, 59317), (4278, 51580), (5158, 42780), (5704, 38685), (7130, 30948), (7737, 28520), (8556, 25790), (10316, 21390), (10695, 20632), (12895, 17112), (14260, 15474)]