1720052280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{21817}}^1$

素因数の和:21910

約数の個数: 128

約数和(自身を含む): 5812315200

約数和(自身を除く): 4092262920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 657, 730, 876, 1080, 1095, 1314, 1460, 1752, 1971, 2190, 2628, 2920, 3285, 3942, 4380, 5256, 6570, 7884, 8760, 9855, 13140, 15768, 19710, 21817, 26280, 39420, 43634, 65451, 78840, 87268, 109085, 130902, 174536, 196353, 218170, 261804, 327255, 392706, 436340, 523608, 589059, 654510, 785412, 872680, 981765, 1178118, 1309020, 1570824, 1592641, 1963530, 2356236, 2618040, 2945295, 3185282, 3927060, 4712472, 4777923, 5890590, 6370564, 7854120, 7963205, 9555846, 11781180, 12741128, 14333769, 15926410, 19111692, 23562360, 23889615, 28667538, 31852820, 38223384, 43001307, 47779230, 57335076, 63705640, 71668845, 86002614, 95558460, 114670152, 143337690, 172005228, 191116920, 215006535, 286675380, 344010456, 430013070, 573350760, 860026140, 1720052280]

約数ペア:

[(1, 1720052280), (2, 860026140), (3, 573350760), (4, 430013070), (5, 344010456), (6, 286675380), (8, 215006535), (9, 191116920), (10, 172005228), (12, 143337690), (15, 114670152), (18, 95558460), (20, 86002614), (24, 71668845), (27, 63705640), (30, 57335076), (36, 47779230), (40, 43001307), (45, 38223384), (54, 31852820), (60, 28667538), (72, 23889615), (73, 23562360), (90, 19111692), (108, 15926410), (120, 14333769), (135, 12741128), (146, 11781180), (180, 9555846), (216, 7963205), (219, 7854120), (270, 6370564), (292, 5890590), (360, 4777923), (365, 4712472), (438, 3927060), (540, 3185282), (584, 2945295), (657, 2618040), (730, 2356236), (876, 1963530), (1080, 1592641), (1095, 1570824), (1314, 1309020), (1460, 1178118), (1752, 981765), (1971, 872680), (2190, 785412), (2628, 654510), (2920, 589059), (3285, 523608), (3942, 436340), (4380, 392706), (5256, 327255), (6570, 261804), (7884, 218170), (8760, 196353), (9855, 174536), (13140, 130902), (15768, 109085), (19710, 87268), (21817, 78840), (26280, 65451), (39420, 43634)]