66528420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 227598336

約数和(自身を除く): 161069916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 71, 84, 92, 97, 105, 115, 138, 140, 142, 161, 194, 210, 213, 230, 276, 284, 291, 322, 345, 355, 388, 420, 426, 460, 483, 485, 497, 582, 644, 679, 690, 710, 805, 852, 966, 970, 994, 1065, 1164, 1358, 1380, 1420, 1455, 1491, 1610, 1633, 1932, 1940, 1988, 2037, 2130, 2231, 2415, 2485, 2716, 2910, 2982, 3220, 3266, 3395, 4074, 4260, 4462, 4830, 4899, 4970, 5820, 5964, 6532, 6693, 6790, 6887, 7455, 8148, 8165, 8924, 9660, 9798, 9940, 10185, 11155, 11431, 13386, 13580, 13774, 14910, 15617, 16330, 19596, 20370, 20661, 22310, 22862, 24495, 26772, 27548, 29820, 31234, 32660, 33465, 34293, 34435, 40740, 41322, 44620, 45724, 46851, 48209, 48990, 57155, 62468, 66930, 68586, 68870, 78085, 82644, 93702, 96418, 97980, 103305, 114310, 133860, 137172, 137740, 144627, 156170, 158401, 171465, 187404, 192836, 206610, 228620, 234255, 241045, 289254, 312340, 316802, 342930, 413220, 468510, 475203, 482090, 578508, 633604, 685860, 723135, 792005, 937020, 950406, 964180, 1108807, 1446270, 1584010, 1900812, 2217614, 2376015, 2892540, 3168020, 3326421, 4435228, 4752030, 5544035, 6652842, 9504060, 11088070, 13305684, 16632105, 22176140, 33264210, 66528420]

約数ペア:

[(1, 66528420), (2, 33264210), (3, 22176140), (4, 16632105), (5, 13305684), (6, 11088070), (7, 9504060), (10, 6652842), (12, 5544035), (14, 4752030), (15, 4435228), (20, 3326421), (21, 3168020), (23, 2892540), (28, 2376015), (30, 2217614), (35, 1900812), (42, 1584010), (46, 1446270), (60, 1108807), (69, 964180), (70, 950406), (71, 937020), (84, 792005), (92, 723135), (97, 685860), (105, 633604), (115, 578508), (138, 482090), (140, 475203), (142, 468510), (161, 413220), (194, 342930), (210, 316802), (213, 312340), (230, 289254), (276, 241045), (284, 234255), (291, 228620), (322, 206610), (345, 192836), (355, 187404), (388, 171465), (420, 158401), (426, 156170), (460, 144627), (483, 137740), (485, 137172), (497, 133860), (582, 114310), (644, 103305), (679, 97980), (690, 96418), (710, 93702), (805, 82644), (852, 78085), (966, 68870), (970, 68586), (994, 66930), (1065, 62468), (1164, 57155), (1358, 48990), (1380, 48209), (1420, 46851), (1455, 45724), (1491, 44620), (1610, 41322), (1633, 40740), (1932, 34435), (1940, 34293), (1988, 33465), (2037, 32660), (2130, 31234), (2231, 29820), (2415, 27548), (2485, 26772), (2716, 24495), (2910, 22862), (2982, 22310), (3220, 20661), (3266, 20370), (3395, 19596), (4074, 16330), (4260, 15617), (4462, 14910), (4830, 13774), (4899, 13580), (4970, 13386), (5820, 11431), (5964, 11155), (6532, 10185), (6693, 9940), (6790, 9798), (6887, 9660), (7455, 8924), (8148, 8165)]