20814679680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{349709}}^1$

素因数の和:349762

約数の個数: 128

約数和(自身を含む): 68487206400

約数和(自身を除く): 47672526720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4960, 5952, 7440, 9920, 11904, 14880, 19840, 29760, 59520, 349709, 699418, 1049127, 1398836, 1748545, 2098254, 2797672, 3497090, 4196508, 5245635, 5595344, 6994180, 8393016, 10491270, 10840979, 11190688, 13988360, 16786032, 20982540, 21681958, 22381376, 27976720, 32522937, 33572064, 41965080, 43363916, 44762752, 54204895, 55953440, 65045874, 67144128, 83930160, 86727832, 108409790, 111906880, 130091748, 134288256, 162614685, 167860320, 173455664, 216819580, 223813760, 260183496, 325229370, 335720640, 346911328, 433639160, 520366992, 650458740, 671441280, 693822656, 867278320, 1040733984, 1300917480, 1387645312, 1734556640, 2081467968, 2601834960, 3469113280, 4162935936, 5203669920, 6938226560, 10407339840, 20814679680]

約数ペア:

[(1, 20814679680), (2, 10407339840), (3, 6938226560), (4, 5203669920), (5, 4162935936), (6, 3469113280), (8, 2601834960), (10, 2081467968), (12, 1734556640), (15, 1387645312), (16, 1300917480), (20, 1040733984), (24, 867278320), (30, 693822656), (31, 671441280), (32, 650458740), (40, 520366992), (48, 433639160), (60, 346911328), (62, 335720640), (64, 325229370), (80, 260183496), (93, 223813760), (96, 216819580), (120, 173455664), (124, 167860320), (128, 162614685), (155, 134288256), (160, 130091748), (186, 111906880), (192, 108409790), (240, 86727832), (248, 83930160), (310, 67144128), (320, 65045874), (372, 55953440), (384, 54204895), (465, 44762752), (480, 43363916), (496, 41965080), (620, 33572064), (640, 32522937), (744, 27976720), (930, 22381376), (960, 21681958), (992, 20982540), (1240, 16786032), (1488, 13988360), (1860, 11190688), (1920, 10840979), (1984, 10491270), (2480, 8393016), (2976, 6994180), (3720, 5595344), (3968, 5245635), (4960, 4196508), (5952, 3497090), (7440, 2797672), (9920, 2098254), (11904, 1748545), (14880, 1398836), (19840, 1049127), (29760, 699418), (59520, 349709)]