28451891280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{811}}^1\times {\mathrm{1151}}^1$

素因数の和:2105

約数の個数: 160

約数和(自身を含む): 89082298368

約数和(自身を除く): 60630407088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 811, 1016, 1151, 1270, 1524, 1622, 1905, 2032, 2302, 2433, 2540, 3048, 3244, 3453, 3810, 4055, 4604, 4866, 5080, 5755, 6096, 6488, 6906, 7620, 8110, 9208, 9732, 10160, 11510, 12165, 12976, 13812, 15240, 16220, 17265, 18416, 19464, 23020, 24330, 27624, 30480, 32440, 34530, 38928, 46040, 48660, 55248, 64880, 69060, 92080, 97320, 102997, 138120, 146177, 194640, 205994, 276240, 292354, 308991, 411988, 438531, 514985, 584708, 617982, 730885, 823976, 877062, 933461, 1029970, 1169416, 1235964, 1461770, 1544955, 1647952, 1754124, 1866922, 2059940, 2192655, 2338832, 2471928, 2800383, 2923540, 3089910, 3508248, 3733844, 4119880, 4385310, 4667305, 4943856, 5600766, 5847080, 6179820, 7016496, 7467688, 8239760, 8770620, 9334610, 11201532, 11694160, 12359640, 14001915, 14935376, 17541240, 18669220, 22403064, 24719280, 28003830, 35082480, 37338440, 44806128, 56007660, 74676880, 112015320, 118549547, 224030640, 237099094, 355648641, 474198188, 592747735, 711297282, 948396376, 1185495470, 1422594564, 1778243205, 1896792752, 2370990940, 2845189128, 3556486410, 4741981880, 5690378256, 7112972820, 9483963760, 14225945640, 28451891280]

約数ペア:

[(1, 28451891280), (2, 14225945640), (3, 9483963760), (4, 7112972820), (5, 5690378256), (6, 4741981880), (8, 3556486410), (10, 2845189128), (12, 2370990940), (15, 1896792752), (16, 1778243205), (20, 1422594564), (24, 1185495470), (30, 948396376), (40, 711297282), (48, 592747735), (60, 474198188), (80, 355648641), (120, 237099094), (127, 224030640), (240, 118549547), (254, 112015320), (381, 74676880), (508, 56007660), (635, 44806128), (762, 37338440), (811, 35082480), (1016, 28003830), (1151, 24719280), (1270, 22403064), (1524, 18669220), (1622, 17541240), (1905, 14935376), (2032, 14001915), (2302, 12359640), (2433, 11694160), (2540, 11201532), (3048, 9334610), (3244, 8770620), (3453, 8239760), (3810, 7467688), (4055, 7016496), (4604, 6179820), (4866, 5847080), (5080, 5600766), (5755, 4943856), (6096, 4667305), (6488, 4385310), (6906, 4119880), (7620, 3733844), (8110, 3508248), (9208, 3089910), (9732, 2923540), (10160, 2800383), (11510, 2471928), (12165, 2338832), (12976, 2192655), (13812, 2059940), (15240, 1866922), (16220, 1754124), (17265, 1647952), (18416, 1544955), (19464, 1461770), (23020, 1235964), (24330, 1169416), (27624, 1029970), (30480, 933461), (32440, 877062), (34530, 823976), (38928, 730885), (46040, 617982), (48660, 584708), (55248, 514985), (64880, 438531), (69060, 411988), (92080, 308991), (97320, 292354), (102997, 276240), (138120, 205994), (146177, 194640)]