66857880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 209018880

約数和(自身を除く): 142161000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 107, 120, 123, 127, 164, 205, 214, 246, 254, 321, 328, 381, 410, 428, 492, 508, 535, 615, 635, 642, 762, 820, 856, 984, 1016, 1070, 1230, 1270, 1284, 1524, 1605, 1640, 1905, 2140, 2460, 2540, 2568, 3048, 3210, 3810, 4280, 4387, 4920, 5080, 5207, 6420, 7620, 8774, 10414, 12840, 13161, 13589, 15240, 15621, 17548, 20828, 21935, 26035, 26322, 27178, 31242, 35096, 40767, 41656, 43870, 52070, 52644, 54356, 62484, 65805, 67945, 78105, 81534, 87740, 104140, 105288, 108712, 124968, 131610, 135890, 156210, 163068, 175480, 203835, 208280, 263220, 271780, 312420, 326136, 407670, 526440, 543560, 557149, 624840, 815340, 1114298, 1630680, 1671447, 2228596, 2785745, 3342894, 4457192, 5571490, 6685788, 8357235, 11142980, 13371576, 16714470, 22285960, 33428940, 66857880]

約数ペア:

[(1, 66857880), (2, 33428940), (3, 22285960), (4, 16714470), (5, 13371576), (6, 11142980), (8, 8357235), (10, 6685788), (12, 5571490), (15, 4457192), (20, 3342894), (24, 2785745), (30, 2228596), (40, 1671447), (41, 1630680), (60, 1114298), (82, 815340), (107, 624840), (120, 557149), (123, 543560), (127, 526440), (164, 407670), (205, 326136), (214, 312420), (246, 271780), (254, 263220), (321, 208280), (328, 203835), (381, 175480), (410, 163068), (428, 156210), (492, 135890), (508, 131610), (535, 124968), (615, 108712), (635, 105288), (642, 104140), (762, 87740), (820, 81534), (856, 78105), (984, 67945), (1016, 65805), (1070, 62484), (1230, 54356), (1270, 52644), (1284, 52070), (1524, 43870), (1605, 41656), (1640, 40767), (1905, 35096), (2140, 31242), (2460, 27178), (2540, 26322), (2568, 26035), (3048, 21935), (3210, 20828), (3810, 17548), (4280, 15621), (4387, 15240), (4920, 13589), (5080, 13161), (5207, 12840), (6420, 10414), (7620, 8774)]