28165590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1429}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 76190400

約数和(自身を除く): 48024810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1314, 1429, 1971, 2190, 2858, 3285, 3942, 4287, 6570, 7145, 8574, 9855, 12861, 14290, 19710, 21435, 25722, 38583, 42870, 64305, 77166, 104317, 128610, 192915, 208634, 312951, 385830, 521585, 625902, 938853, 1043170, 1564755, 1877706, 2816559, 3129510, 4694265, 5633118, 9388530, 14082795, 28165590]

約数ペア:

[(1, 28165590), (2, 14082795), (3, 9388530), (5, 5633118), (6, 4694265), (9, 3129510), (10, 2816559), (15, 1877706), (18, 1564755), (27, 1043170), (30, 938853), (45, 625902), (54, 521585), (73, 385830), (90, 312951), (135, 208634), (146, 192915), (219, 128610), (270, 104317), (365, 77166), (438, 64305), (657, 42870), (730, 38583), (1095, 25722), (1314, 21435), (1429, 19710), (1971, 14290), (2190, 12861), (2858, 9855), (3285, 8574), (3942, 7145), (4287, 6570)]