20123975376

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1\times {\mathrm{4549}}^1$

素因数の和:5585

約数の個数: 120

約数和(自身を含む): 58207385600

約数和(自身を除く): 38083410224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 991, 1116, 1488, 1982, 2232, 2973, 3964, 4464, 4549, 5946, 7928, 8919, 9098, 11892, 13647, 15856, 17838, 18196, 23784, 27294, 30721, 35676, 36392, 40941, 47568, 54588, 61442, 71352, 72784, 81882, 92163, 109176, 122884, 141019, 142704, 163764, 184326, 218352, 245768, 276489, 282038, 327528, 368652, 423057, 491536, 552978, 564076, 655056, 737304, 846114, 1105956, 1128152, 1269171, 1474608, 1692228, 2211912, 2256304, 2538342, 3384456, 4423824, 4508059, 5076684, 6768912, 9016118, 10153368, 13524177, 18032236, 20306736, 27048354, 36064472, 40572531, 54096708, 72128944, 81145062, 108193416, 139749829, 162290124, 216386832, 279499658, 324580248, 419249487, 558999316, 649160496, 838498974, 1117998632, 1257748461, 1676997948, 2235997264, 2515496922, 3353995896, 5030993844, 6707991792, 10061987688, 20123975376]

約数ペア:

[(1, 20123975376), (2, 10061987688), (3, 6707991792), (4, 5030993844), (6, 3353995896), (8, 2515496922), (9, 2235997264), (12, 1676997948), (16, 1257748461), (18, 1117998632), (24, 838498974), (31, 649160496), (36, 558999316), (48, 419249487), (62, 324580248), (72, 279499658), (93, 216386832), (124, 162290124), (144, 139749829), (186, 108193416), (248, 81145062), (279, 72128944), (372, 54096708), (496, 40572531), (558, 36064472), (744, 27048354), (991, 20306736), (1116, 18032236), (1488, 13524177), (1982, 10153368), (2232, 9016118), (2973, 6768912), (3964, 5076684), (4464, 4508059), (4549, 4423824), (5946, 3384456), (7928, 2538342), (8919, 2256304), (9098, 2211912), (11892, 1692228), (13647, 1474608), (15856, 1269171), (17838, 1128152), (18196, 1105956), (23784, 846114), (27294, 737304), (30721, 655056), (35676, 564076), (36392, 552978), (40941, 491536), (47568, 423057), (54588, 368652), (61442, 327528), (71352, 282038), (72784, 276489), (81882, 245768), (92163, 218352), (109176, 184326), (122884, 163764), (141019, 142704)]