261705240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38261}}^1$

素因数の和:38297

約数の個数: 96

約数和(自身を含む): 895330800

約数和(自身を除く): 633625560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 38261, 76522, 114783, 153044, 191305, 229566, 306088, 344349, 382610, 459132, 573915, 688698, 726959, 765220, 918264, 1147830, 1377396, 1453918, 1530440, 1721745, 2180877, 2295660, 2754792, 2907836, 3443490, 3634795, 4361754, 4591320, 5815672, 6542631, 6886980, 7269590, 8723508, 10904385, 13085262, 13773960, 14539180, 17447016, 21808770, 26170524, 29078360, 32713155, 43617540, 52341048, 65426310, 87235080, 130852620, 261705240]

約数ペア:

[(1, 261705240), (2, 130852620), (3, 87235080), (4, 65426310), (5, 52341048), (6, 43617540), (8, 32713155), (9, 29078360), (10, 26170524), (12, 21808770), (15, 17447016), (18, 14539180), (19, 13773960), (20, 13085262), (24, 10904385), (30, 8723508), (36, 7269590), (38, 6886980), (40, 6542631), (45, 5815672), (57, 4591320), (60, 4361754), (72, 3634795), (76, 3443490), (90, 2907836), (95, 2754792), (114, 2295660), (120, 2180877), (152, 1721745), (171, 1530440), (180, 1453918), (190, 1377396), (228, 1147830), (285, 918264), (342, 765220), (360, 726959), (380, 688698), (456, 573915), (570, 459132), (684, 382610), (760, 344349), (855, 306088), (1140, 229566), (1368, 191305), (1710, 153044), (2280, 114783), (3420, 76522), (6840, 38261)]