28070820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{229}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 88099200

約数和(自身を除く): 60028380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 227, 229, 270, 454, 458, 540, 681, 687, 908, 916, 1135, 1145, 1362, 1374, 2043, 2061, 2270, 2290, 2724, 2748, 3405, 3435, 4086, 4122, 4540, 4580, 6129, 6183, 6810, 6870, 8172, 8244, 10215, 10305, 12258, 12366, 13620, 13740, 20430, 20610, 24516, 24732, 30645, 30915, 40860, 41220, 51983, 61290, 61830, 103966, 122580, 123660, 155949, 207932, 259915, 311898, 467847, 519830, 623796, 779745, 935694, 1039660, 1403541, 1559490, 1871388, 2339235, 2807082, 3118980, 4678470, 5614164, 7017705, 9356940, 14035410, 28070820]

約数ペア:

[(1, 28070820), (2, 14035410), (3, 9356940), (4, 7017705), (5, 5614164), (6, 4678470), (9, 3118980), (10, 2807082), (12, 2339235), (15, 1871388), (18, 1559490), (20, 1403541), (27, 1039660), (30, 935694), (36, 779745), (45, 623796), (54, 519830), (60, 467847), (90, 311898), (108, 259915), (135, 207932), (180, 155949), (227, 123660), (229, 122580), (270, 103966), (454, 61830), (458, 61290), (540, 51983), (681, 41220), (687, 40860), (908, 30915), (916, 30645), (1135, 24732), (1145, 24516), (1362, 20610), (1374, 20430), (2043, 13740), (2061, 13620), (2270, 12366), (2290, 12258), (2724, 10305), (2748, 10215), (3405, 8244), (3435, 8172), (4086, 6870), (4122, 6810), (4540, 6183), (4580, 6129)]