67657860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 219797760

約数和(自身を除く): 152139900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 73, 76, 90, 95, 114, 146, 171, 180, 190, 219, 228, 271, 285, 292, 342, 365, 380, 438, 542, 570, 657, 684, 730, 813, 855, 876, 1084, 1095, 1140, 1314, 1355, 1387, 1460, 1626, 1710, 2190, 2439, 2628, 2710, 2774, 3252, 3285, 3420, 4065, 4161, 4380, 4878, 5149, 5420, 5548, 6570, 6935, 8130, 8322, 9756, 10298, 12195, 12483, 13140, 13870, 15447, 16260, 16644, 19783, 20596, 20805, 24390, 24966, 25745, 27740, 30894, 39566, 41610, 46341, 48780, 49932, 51490, 59349, 61788, 62415, 77235, 79132, 83220, 92682, 98915, 102980, 118698, 124830, 154470, 178047, 185364, 197830, 231705, 237396, 249660, 296745, 308940, 356094, 375877, 395660, 463410, 593490, 712188, 751754, 890235, 926820, 1127631, 1186980, 1503508, 1780470, 1879385, 2255262, 3382893, 3560940, 3758770, 4510524, 5638155, 6765786, 7517540, 11276310, 13531572, 16914465, 22552620, 33828930, 67657860]

約数ペア:

[(1, 67657860), (2, 33828930), (3, 22552620), (4, 16914465), (5, 13531572), (6, 11276310), (9, 7517540), (10, 6765786), (12, 5638155), (15, 4510524), (18, 3758770), (19, 3560940), (20, 3382893), (30, 2255262), (36, 1879385), (38, 1780470), (45, 1503508), (57, 1186980), (60, 1127631), (73, 926820), (76, 890235), (90, 751754), (95, 712188), (114, 593490), (146, 463410), (171, 395660), (180, 375877), (190, 356094), (219, 308940), (228, 296745), (271, 249660), (285, 237396), (292, 231705), (342, 197830), (365, 185364), (380, 178047), (438, 154470), (542, 124830), (570, 118698), (657, 102980), (684, 98915), (730, 92682), (813, 83220), (855, 79132), (876, 77235), (1084, 62415), (1095, 61788), (1140, 59349), (1314, 51490), (1355, 49932), (1387, 48780), (1460, 46341), (1626, 41610), (1710, 39566), (2190, 30894), (2439, 27740), (2628, 25745), (2710, 24966), (2774, 24390), (3252, 20805), (3285, 20596), (3420, 19783), (4065, 16644), (4161, 16260), (4380, 15447), (4878, 13870), (5149, 13140), (5420, 12483), (5548, 12195), (6570, 10298), (6935, 9756), (8130, 8322)]