131578512

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 160

約数和(自身を含む): 387891840

約数和(自身を除く): 256313328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 41, 48, 52, 74, 78, 82, 104, 111, 123, 139, 148, 156, 164, 208, 222, 246, 278, 296, 312, 328, 417, 444, 481, 492, 533, 556, 592, 624, 656, 834, 888, 962, 984, 1066, 1112, 1443, 1517, 1599, 1668, 1776, 1807, 1924, 1968, 2132, 2224, 2886, 3034, 3198, 3336, 3614, 3848, 4264, 4551, 5143, 5421, 5699, 5772, 6068, 6396, 6672, 7228, 7696, 8528, 9102, 10286, 10842, 11398, 11544, 12136, 12792, 14456, 15429, 17097, 18204, 19721, 20572, 21684, 22796, 23088, 24272, 25584, 28912, 30858, 34194, 36408, 39442, 41144, 43368, 45592, 59163, 61716, 66859, 68388, 72816, 74087, 78884, 82288, 86736, 91184, 118326, 123432, 133718, 136776, 148174, 157768, 200577, 210863, 222261, 236652, 246864, 267436, 273552, 296348, 315536, 401154, 421726, 444522, 473304, 534872, 592696, 632589, 802308, 843452, 889044, 946608, 1069744, 1185392, 1265178, 1604616, 1686904, 1778088, 2530356, 2741219, 3209232, 3373808, 3556176, 5060712, 5482438, 8223657, 10121424, 10964876, 16447314, 21929752, 32894628, 43859504, 65789256, 131578512]

約数ペア:

[(1, 131578512), (2, 65789256), (3, 43859504), (4, 32894628), (6, 21929752), (8, 16447314), (12, 10964876), (13, 10121424), (16, 8223657), (24, 5482438), (26, 5060712), (37, 3556176), (39, 3373808), (41, 3209232), (48, 2741219), (52, 2530356), (74, 1778088), (78, 1686904), (82, 1604616), (104, 1265178), (111, 1185392), (123, 1069744), (139, 946608), (148, 889044), (156, 843452), (164, 802308), (208, 632589), (222, 592696), (246, 534872), (278, 473304), (296, 444522), (312, 421726), (328, 401154), (417, 315536), (444, 296348), (481, 273552), (492, 267436), (533, 246864), (556, 236652), (592, 222261), (624, 210863), (656, 200577), (834, 157768), (888, 148174), (962, 136776), (984, 133718), (1066, 123432), (1112, 118326), (1443, 91184), (1517, 86736), (1599, 82288), (1668, 78884), (1776, 74087), (1807, 72816), (1924, 68388), (1968, 66859), (2132, 61716), (2224, 59163), (2886, 45592), (3034, 43368), (3198, 41144), (3336, 39442), (3614, 36408), (3848, 34194), (4264, 30858), (4551, 28912), (5143, 25584), (5421, 24272), (5699, 23088), (5772, 22796), (6068, 21684), (6396, 20572), (6672, 19721), (7228, 18204), (7696, 17097), (8528, 15429), (9102, 14456), (10286, 12792), (10842, 12136), (11398, 11544)]