199978470

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1033}}^1$

素因数の和:1291

約数の個数: 80

約数和(自身を含む): 540492480

約数和(自身を除く): 340514010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 239, 270, 405, 478, 717, 810, 1033, 1195, 1434, 2066, 2151, 2390, 3099, 3585, 4302, 5165, 6198, 6453, 7170, 9297, 10330, 10755, 12906, 15495, 18594, 19359, 21510, 27891, 30990, 32265, 38718, 46485, 55782, 64530, 83673, 92970, 96795, 139455, 167346, 193590, 246887, 278910, 418365, 493774, 740661, 836730, 1234435, 1481322, 2221983, 2468870, 3703305, 4443966, 6665949, 7406610, 11109915, 13331898, 19997847, 22219830, 33329745, 39995694, 66659490, 99989235, 199978470]

約数ペア:

[(1, 199978470), (2, 99989235), (3, 66659490), (5, 39995694), (6, 33329745), (9, 22219830), (10, 19997847), (15, 13331898), (18, 11109915), (27, 7406610), (30, 6665949), (45, 4443966), (54, 3703305), (81, 2468870), (90, 2221983), (135, 1481322), (162, 1234435), (239, 836730), (270, 740661), (405, 493774), (478, 418365), (717, 278910), (810, 246887), (1033, 193590), (1195, 167346), (1434, 139455), (2066, 96795), (2151, 92970), (2390, 83673), (3099, 64530), (3585, 55782), (4302, 46485), (5165, 38718), (6198, 32265), (6453, 30990), (7170, 27891), (9297, 21510), (10330, 19359), (10755, 18594), (12906, 15495)]