299406780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:881

約数の個数: 120

約数和(自身を含む): 943625760

約数和(自身を除く): 644218980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 421, 439, 540, 810, 842, 878, 1263, 1317, 1620, 1684, 1756, 2105, 2195, 2526, 2634, 3789, 3951, 4210, 4390, 5052, 5268, 6315, 6585, 7578, 7902, 8420, 8780, 11367, 11853, 12630, 13170, 15156, 15804, 18945, 19755, 22734, 23706, 25260, 26340, 34101, 35559, 37890, 39510, 45468, 47412, 56835, 59265, 68202, 71118, 75780, 79020, 113670, 118530, 136404, 142236, 170505, 177795, 184819, 227340, 237060, 341010, 355590, 369638, 554457, 682020, 711180, 739276, 924095, 1108914, 1663371, 1848190, 2217828, 2772285, 3326742, 3696380, 4990113, 5544570, 6653484, 8316855, 9980226, 11089140, 14970339, 16633710, 19960452, 24950565, 29940678, 33267420, 49901130, 59881356, 74851695, 99802260, 149703390, 299406780]

約数ペア:

[(1, 299406780), (2, 149703390), (3, 99802260), (4, 74851695), (5, 59881356), (6, 49901130), (9, 33267420), (10, 29940678), (12, 24950565), (15, 19960452), (18, 16633710), (20, 14970339), (27, 11089140), (30, 9980226), (36, 8316855), (45, 6653484), (54, 5544570), (60, 4990113), (81, 3696380), (90, 3326742), (108, 2772285), (135, 2217828), (162, 1848190), (180, 1663371), (270, 1108914), (324, 924095), (405, 739276), (421, 711180), (439, 682020), (540, 554457), (810, 369638), (842, 355590), (878, 341010), (1263, 237060), (1317, 227340), (1620, 184819), (1684, 177795), (1756, 170505), (2105, 142236), (2195, 136404), (2526, 118530), (2634, 113670), (3789, 79020), (3951, 75780), (4210, 71118), (4390, 68202), (5052, 59265), (5268, 56835), (6315, 47412), (6585, 45468), (7578, 39510), (7902, 37890), (8420, 35559), (8780, 34101), (11367, 26340), (11853, 25260), (12630, 23706), (13170, 22734), (15156, 19755), (15804, 18945)]