28738260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2838

約数の個数: 96

約数和(自身を含む): 94147200

約数和(自身を除く): 65408940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 2801, 3420, 5130, 5602, 8403, 10260, 11204, 14005, 16806, 25209, 28010, 33612, 42015, 50418, 53219, 56020, 75627, 84030, 100836, 106438, 126045, 151254, 159657, 168060, 212876, 252090, 266095, 302508, 319314, 378135, 478971, 504180, 532190, 638628, 756270, 798285, 957942, 1064380, 1436913, 1512540, 1596570, 1915884, 2394855, 2873826, 3193140, 4789710, 5747652, 7184565, 9579420, 14369130, 28738260]

約数ペア:

[(1, 28738260), (2, 14369130), (3, 9579420), (4, 7184565), (5, 5747652), (6, 4789710), (9, 3193140), (10, 2873826), (12, 2394855), (15, 1915884), (18, 1596570), (19, 1512540), (20, 1436913), (27, 1064380), (30, 957942), (36, 798285), (38, 756270), (45, 638628), (54, 532190), (57, 504180), (60, 478971), (76, 378135), (90, 319314), (95, 302508), (108, 266095), (114, 252090), (135, 212876), (171, 168060), (180, 159657), (190, 151254), (228, 126045), (270, 106438), (285, 100836), (342, 84030), (380, 75627), (513, 56020), (540, 53219), (570, 50418), (684, 42015), (855, 33612), (1026, 28010), (1140, 25209), (1710, 16806), (2052, 14005), (2565, 11204), (2801, 10260), (3420, 8403), (5130, 5602)]