20137308880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1461

約数の個数: 160

約数和(自身を含む): 51490454400

約数和(自身を除く): 31353145520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 307, 472, 520, 590, 614, 767, 944, 1040, 1069, 1180, 1228, 1534, 1535, 2138, 2360, 2456, 3068, 3070, 3835, 3991, 4276, 4720, 4912, 5345, 6136, 6140, 7670, 7982, 8552, 10690, 12272, 12280, 13897, 15340, 15964, 17104, 18113, 19955, 21380, 24560, 27794, 30680, 31928, 36226, 39910, 42760, 55588, 61360, 63071, 63856, 69485, 72452, 79820, 85520, 90565, 111176, 126142, 138970, 144904, 159640, 181130, 222352, 235469, 252284, 277940, 289808, 315355, 319280, 328183, 362260, 470938, 504568, 555880, 630710, 656366, 724520, 819923, 941876, 1009136, 1111760, 1177345, 1261420, 1312732, 1449040, 1639846, 1640915, 1883752, 2354690, 2522840, 2625464, 3279692, 3281830, 3767504, 4099615, 4266379, 4709380, 5045680, 5250928, 6559384, 6563660, 8199230, 8532758, 9418760, 13118768, 13127320, 16398460, 17065516, 18837520, 19362797, 21331895, 26254640, 32796920, 34131032, 38725594, 42663790, 65593840, 68262064, 77451188, 85327580, 96813985, 154902376, 170655160, 193627970, 251716361, 309804752, 341310320, 387255940, 503432722, 774511880, 1006865444, 1258581805, 1549023760, 2013730888, 2517163610, 4027461776, 5034327220, 10068654440, 20137308880]

約数ペア:

[(1, 20137308880), (2, 10068654440), (4, 5034327220), (5, 4027461776), (8, 2517163610), (10, 2013730888), (13, 1549023760), (16, 1258581805), (20, 1006865444), (26, 774511880), (40, 503432722), (52, 387255940), (59, 341310320), (65, 309804752), (80, 251716361), (104, 193627970), (118, 170655160), (130, 154902376), (208, 96813985), (236, 85327580), (260, 77451188), (295, 68262064), (307, 65593840), (472, 42663790), (520, 38725594), (590, 34131032), (614, 32796920), (767, 26254640), (944, 21331895), (1040, 19362797), (1069, 18837520), (1180, 17065516), (1228, 16398460), (1534, 13127320), (1535, 13118768), (2138, 9418760), (2360, 8532758), (2456, 8199230), (3068, 6563660), (3070, 6559384), (3835, 5250928), (3991, 5045680), (4276, 4709380), (4720, 4266379), (4912, 4099615), (5345, 3767504), (6136, 3281830), (6140, 3279692), (7670, 2625464), (7982, 2522840), (8552, 2354690), (10690, 1883752), (12272, 1640915), (12280, 1639846), (13897, 1449040), (15340, 1312732), (15964, 1261420), (17104, 1177345), (18113, 1111760), (19955, 1009136), (21380, 941876), (24560, 819923), (27794, 724520), (30680, 656366), (31928, 630710), (36226, 555880), (39910, 504568), (42760, 470938), (55588, 362260), (61360, 328183), (63071, 319280), (63856, 315355), (69485, 289808), (72452, 277940), (79820, 252284), (85520, 235469), (90565, 222352), (111176, 181130), (126142, 159640), (138970, 144904)]