125517210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2052

約数の個数: 128

約数和(自身を含む): 387072000

約数和(自身を除く): 261554790

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 26, 30, 35, 39, 42, 46, 65, 69, 70, 78, 91, 105, 115, 130, 138, 161, 182, 195, 210, 230, 273, 299, 322, 345, 390, 455, 483, 546, 598, 690, 805, 897, 910, 966, 1365, 1495, 1610, 1794, 1999, 2093, 2415, 2730, 2990, 3998, 4186, 4485, 4830, 5997, 6279, 8970, 9995, 10465, 11994, 12558, 13993, 19990, 20930, 25987, 27986, 29985, 31395, 41979, 45977, 51974, 59970, 62790, 69965, 77961, 83958, 91954, 129935, 137931, 139930, 155922, 181909, 209895, 229885, 259870, 275862, 321839, 363818, 389805, 419790, 459770, 545727, 597701, 643678, 689655, 779610, 909545, 965517, 1091454, 1195402, 1379310, 1609195, 1793103, 1819090, 1931034, 2728635, 2988505, 3218390, 3586206, 4183907, 4827585, 5457270, 5977010, 8367814, 8965515, 9655170, 12551721, 17931030, 20919535, 25103442, 41839070, 62758605, 125517210]

約数ペア:

[(1, 125517210), (2, 62758605), (3, 41839070), (5, 25103442), (6, 20919535), (7, 17931030), (10, 12551721), (13, 9655170), (14, 8965515), (15, 8367814), (21, 5977010), (23, 5457270), (26, 4827585), (30, 4183907), (35, 3586206), (39, 3218390), (42, 2988505), (46, 2728635), (65, 1931034), (69, 1819090), (70, 1793103), (78, 1609195), (91, 1379310), (105, 1195402), (115, 1091454), (130, 965517), (138, 909545), (161, 779610), (182, 689655), (195, 643678), (210, 597701), (230, 545727), (273, 459770), (299, 419790), (322, 389805), (345, 363818), (390, 321839), (455, 275862), (483, 259870), (546, 229885), (598, 209895), (690, 181909), (805, 155922), (897, 139930), (910, 137931), (966, 129935), (1365, 91954), (1495, 83958), (1610, 77961), (1794, 69965), (1999, 62790), (2093, 59970), (2415, 51974), (2730, 45977), (2990, 41979), (3998, 31395), (4186, 29985), (4485, 27986), (4830, 25987), (5997, 20930), (6279, 19990), (8970, 13993), (9995, 12558), (10465, 11994)]