81584010

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2209

約数の個数: 80

約数和(自身を含む): 224142336

約数和(自身を除く): 142558326

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 810, 846, 1269, 1410, 2115, 2143, 2538, 3807, 4230, 4286, 6345, 6429, 7614, 10715, 12690, 12858, 19035, 19287, 21430, 32145, 38070, 38574, 57861, 64290, 96435, 100721, 115722, 173583, 192870, 201442, 289305, 302163, 347166, 503605, 578610, 604326, 867915, 906489, 1007210, 1510815, 1735830, 1812978, 2719467, 3021630, 4532445, 5438934, 8158401, 9064890, 13597335, 16316802, 27194670, 40792005, 81584010]

約数ペア:

[(1, 81584010), (2, 40792005), (3, 27194670), (5, 16316802), (6, 13597335), (9, 9064890), (10, 8158401), (15, 5438934), (18, 4532445), (27, 3021630), (30, 2719467), (45, 1812978), (47, 1735830), (54, 1510815), (81, 1007210), (90, 906489), (94, 867915), (135, 604326), (141, 578610), (162, 503605), (235, 347166), (270, 302163), (282, 289305), (405, 201442), (423, 192870), (470, 173583), (705, 115722), (810, 100721), (846, 96435), (1269, 64290), (1410, 57861), (2115, 38574), (2143, 38070), (2538, 32145), (3807, 21430), (4230, 19287), (4286, 19035), (6345, 12858), (6429, 12690), (7614, 10715)]