154872270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{81943}}^1$

素因数の和:81966

約数の個数: 64

約数和(自身を含む): 471997440

約数和(自身を除く): 317125170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 81943, 163886, 245829, 409715, 491658, 573601, 737487, 819430, 1147202, 1229145, 1474974, 1720803, 2212461, 2458290, 2868005, 3441606, 3687435, 4424922, 5162409, 5736010, 7374870, 8604015, 10324818, 11062305, 15487227, 17208030, 22124610, 25812045, 30974454, 51624090, 77436135, 154872270]

約数ペア:

[(1, 154872270), (2, 77436135), (3, 51624090), (5, 30974454), (6, 25812045), (7, 22124610), (9, 17208030), (10, 15487227), (14, 11062305), (15, 10324818), (18, 8604015), (21, 7374870), (27, 5736010), (30, 5162409), (35, 4424922), (42, 3687435), (45, 3441606), (54, 2868005), (63, 2458290), (70, 2212461), (90, 1720803), (105, 1474974), (126, 1229145), (135, 1147202), (189, 819430), (210, 737487), (270, 573601), (315, 491658), (378, 409715), (630, 245829), (945, 163886), (1890, 81943)]