1820420016

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:387

約数の個数: 160

約数和(自身を含む): 5008608000

約数和(自身を除く): 3188187984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 67, 87, 116, 131, 134, 149, 174, 201, 232, 262, 268, 298, 348, 393, 402, 447, 464, 524, 536, 596, 696, 786, 804, 894, 1048, 1072, 1192, 1392, 1572, 1608, 1788, 1943, 2096, 2384, 3144, 3216, 3576, 3799, 3886, 4321, 5829, 6288, 7152, 7598, 7772, 8642, 8777, 9983, 11397, 11658, 12963, 15196, 15544, 17284, 17554, 19519, 19966, 22794, 23316, 25926, 26331, 29949, 30392, 31088, 34568, 35108, 39038, 39932, 45588, 46632, 51852, 52662, 58557, 59898, 60784, 69136, 70216, 78076, 79864, 91176, 93264, 103704, 105324, 117114, 119796, 140432, 156152, 159728, 182352, 207408, 210648, 234228, 239592, 254533, 289507, 312304, 421296, 468456, 479184, 509066, 566051, 579014, 763599, 868521, 936912, 1018132, 1132102, 1158028, 1307773, 1527198, 1698153, 1737042, 2036264, 2264204, 2316056, 2615546, 3054396, 3396306, 3474084, 3923319, 4072528, 4528408, 4632112, 5231092, 6108792, 6792612, 6948168, 7846638, 9056816, 10462184, 12217584, 13585224, 13896336, 15693276, 20924368, 27170448, 31386552, 37925417, 62773104, 75850834, 113776251, 151701668, 227552502, 303403336, 455105004, 606806672, 910210008, 1820420016]

約数ペア:

[(1, 1820420016), (2, 910210008), (3, 606806672), (4, 455105004), (6, 303403336), (8, 227552502), (12, 151701668), (16, 113776251), (24, 75850834), (29, 62773104), (48, 37925417), (58, 31386552), (67, 27170448), (87, 20924368), (116, 15693276), (131, 13896336), (134, 13585224), (149, 12217584), (174, 10462184), (201, 9056816), (232, 7846638), (262, 6948168), (268, 6792612), (298, 6108792), (348, 5231092), (393, 4632112), (402, 4528408), (447, 4072528), (464, 3923319), (524, 3474084), (536, 3396306), (596, 3054396), (696, 2615546), (786, 2316056), (804, 2264204), (894, 2036264), (1048, 1737042), (1072, 1698153), (1192, 1527198), (1392, 1307773), (1572, 1158028), (1608, 1132102), (1788, 1018132), (1943, 936912), (2096, 868521), (2384, 763599), (3144, 579014), (3216, 566051), (3576, 509066), (3799, 479184), (3886, 468456), (4321, 421296), (5829, 312304), (6288, 289507), (7152, 254533), (7598, 239592), (7772, 234228), (8642, 210648), (8777, 207408), (9983, 182352), (11397, 159728), (11658, 156152), (12963, 140432), (15196, 119796), (15544, 117114), (17284, 105324), (17554, 103704), (19519, 93264), (19966, 91176), (22794, 79864), (23316, 78076), (25926, 70216), (26331, 69136), (29949, 60784), (30392, 59898), (31088, 58557), (34568, 52662), (35108, 51852), (39038, 46632), (39932, 45588)]