161873568

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18131}}^1$

素因数の和:18178

約数の個数: 72

約数和(自身を含む): 475203456

約数和(自身を除く): 313329888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 18131, 36262, 54393, 72524, 108786, 145048, 163179, 217572, 290096, 326358, 435144, 562061, 580192, 652716, 870288, 1124122, 1305432, 1686183, 1740576, 2248244, 2610864, 3372366, 4496488, 5058549, 5221728, 6744732, 8992976, 10117098, 13489464, 17985952, 20234196, 26978928, 40468392, 53957856, 80936784, 161873568]

約数ペア:

[(1, 161873568), (2, 80936784), (3, 53957856), (4, 40468392), (6, 26978928), (8, 20234196), (9, 17985952), (12, 13489464), (16, 10117098), (18, 8992976), (24, 6744732), (31, 5221728), (32, 5058549), (36, 4496488), (48, 3372366), (62, 2610864), (72, 2248244), (93, 1740576), (96, 1686183), (124, 1305432), (144, 1124122), (186, 870288), (248, 652716), (279, 580192), (288, 562061), (372, 435144), (496, 326358), (558, 290096), (744, 217572), (992, 163179), (1116, 145048), (1488, 108786), (2232, 72524), (2976, 54393), (4464, 36262), (8928, 18131)]