864385280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5581}}^1$

素因数の和:5624

約数の個数: 108

約数和(自身を含む): 2276216796

約数和(自身を除く): 1411831516

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 128, 160, 176, 220, 242, 256, 320, 352, 440, 484, 605, 640, 704, 880, 968, 1210, 1280, 1408, 1760, 1936, 2420, 2816, 3520, 3872, 4840, 5581, 7040, 7744, 9680, 11162, 14080, 15488, 19360, 22324, 27905, 30976, 38720, 44648, 55810, 61391, 77440, 89296, 111620, 122782, 154880, 178592, 223240, 245564, 306955, 357184, 446480, 491128, 613910, 675301, 714368, 892960, 982256, 1227820, 1350602, 1428736, 1785920, 1964512, 2455640, 2701204, 3376505, 3571840, 3929024, 4911280, 5402408, 6753010, 7143680, 7858048, 9822560, 10804816, 13506020, 15716096, 19645120, 21609632, 27012040, 39290240, 43219264, 54024080, 78580480, 86438528, 108048160, 172877056, 216096320, 432192640, 864385280]

約数ペア:

[(1, 864385280), (2, 432192640), (4, 216096320), (5, 172877056), (8, 108048160), (10, 86438528), (11, 78580480), (16, 54024080), (20, 43219264), (22, 39290240), (32, 27012040), (40, 21609632), (44, 19645120), (55, 15716096), (64, 13506020), (80, 10804816), (88, 9822560), (110, 7858048), (121, 7143680), (128, 6753010), (160, 5402408), (176, 4911280), (220, 3929024), (242, 3571840), (256, 3376505), (320, 2701204), (352, 2455640), (440, 1964512), (484, 1785920), (605, 1428736), (640, 1350602), (704, 1227820), (880, 982256), (968, 892960), (1210, 714368), (1280, 675301), (1408, 613910), (1760, 491128), (1936, 446480), (2420, 357184), (2816, 306955), (3520, 245564), (3872, 223240), (4840, 178592), (5581, 154880), (7040, 122782), (7744, 111620), (9680, 89296), (11162, 77440), (14080, 61391), (15488, 55810), (19360, 44648), (22324, 38720), (27905, 30976)]