397361520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{853}}^1$

素因数の和:1519

約数の個数: 120

約数和(自身を含む): 1338101856

約数和(自身を除く): 940740336

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 647, 720, 853, 1294, 1706, 1941, 2559, 2588, 3235, 3412, 3882, 4265, 5118, 5176, 5823, 6470, 6824, 7677, 7764, 8530, 9705, 10236, 10352, 11646, 12795, 12940, 13648, 15354, 15528, 17060, 19410, 20472, 23292, 25590, 25880, 29115, 30708, 31056, 34120, 38385, 38820, 40944, 46584, 51180, 51760, 58230, 61416, 68240, 76770, 77640, 93168, 102360, 116460, 122832, 153540, 155280, 204720, 232920, 307080, 465840, 551891, 614160, 1103782, 1655673, 2207564, 2759455, 3311346, 4415128, 4967019, 5518910, 6622692, 8278365, 8830256, 9934038, 11037820, 13245384, 16556730, 19868076, 22075640, 24835095, 26490768, 33113460, 39736152, 44151280, 49670190, 66226920, 79472304, 99340380, 132453840, 198680760, 397361520]

約数ペア:

[(1, 397361520), (2, 198680760), (3, 132453840), (4, 99340380), (5, 79472304), (6, 66226920), (8, 49670190), (9, 44151280), (10, 39736152), (12, 33113460), (15, 26490768), (16, 24835095), (18, 22075640), (20, 19868076), (24, 16556730), (30, 13245384), (36, 11037820), (40, 9934038), (45, 8830256), (48, 8278365), (60, 6622692), (72, 5518910), (80, 4967019), (90, 4415128), (120, 3311346), (144, 2759455), (180, 2207564), (240, 1655673), (360, 1103782), (647, 614160), (720, 551891), (853, 465840), (1294, 307080), (1706, 232920), (1941, 204720), (2559, 155280), (2588, 153540), (3235, 122832), (3412, 116460), (3882, 102360), (4265, 93168), (5118, 77640), (5176, 76770), (5823, 68240), (6470, 61416), (6824, 58230), (7677, 51760), (7764, 51180), (8530, 46584), (9705, 40944), (10236, 38820), (10352, 38385), (11646, 34120), (12795, 31056), (12940, 30708), (13648, 29115), (15354, 25880), (15528, 25590), (17060, 23292), (19410, 20472)]