161874888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 481904640

約数和(自身を除く): 320029752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 41, 42, 56, 71, 82, 84, 123, 142, 164, 168, 213, 246, 284, 287, 328, 331, 426, 492, 497, 568, 574, 662, 852, 861, 984, 993, 994, 1148, 1324, 1491, 1704, 1722, 1986, 1988, 2296, 2317, 2648, 2911, 2982, 3444, 3972, 3976, 4634, 5822, 5964, 6888, 6951, 7944, 8733, 9268, 11644, 11928, 13571, 13902, 17466, 18536, 20377, 23288, 23501, 27142, 27804, 34932, 40713, 40754, 47002, 54284, 55608, 61131, 69864, 70503, 81426, 81508, 94004, 94997, 108568, 122262, 141006, 162852, 163016, 164507, 188008, 189994, 244524, 282012, 284991, 325704, 329014, 379988, 489048, 493521, 564024, 569982, 658028, 759976, 963541, 987042, 1139964, 1316056, 1927082, 1974084, 2279928, 2890623, 3854164, 3948168, 5781246, 6744787, 7708328, 11562492, 13489574, 20234361, 23124984, 26979148, 40468722, 53958296, 80937444, 161874888]

約数ペア:

[(1, 161874888), (2, 80937444), (3, 53958296), (4, 40468722), (6, 26979148), (7, 23124984), (8, 20234361), (12, 13489574), (14, 11562492), (21, 7708328), (24, 6744787), (28, 5781246), (41, 3948168), (42, 3854164), (56, 2890623), (71, 2279928), (82, 1974084), (84, 1927082), (123, 1316056), (142, 1139964), (164, 987042), (168, 963541), (213, 759976), (246, 658028), (284, 569982), (287, 564024), (328, 493521), (331, 489048), (426, 379988), (492, 329014), (497, 325704), (568, 284991), (574, 282012), (662, 244524), (852, 189994), (861, 188008), (984, 164507), (993, 163016), (994, 162852), (1148, 141006), (1324, 122262), (1491, 108568), (1704, 94997), (1722, 94004), (1986, 81508), (1988, 81426), (2296, 70503), (2317, 69864), (2648, 61131), (2911, 55608), (2982, 54284), (3444, 47002), (3972, 40754), (3976, 40713), (4634, 34932), (5822, 27804), (5964, 27142), (6888, 23501), (6951, 23288), (7944, 20377), (8733, 18536), (9268, 17466), (11644, 13902), (11928, 13571)]