2015371320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{4651}}^1$

素因数の和:4845

約数の個数: 128

約数和(自身を含む): 6350538240

約数和(自身を除く): 4335166920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 157, 184, 230, 276, 314, 345, 460, 471, 552, 628, 690, 785, 920, 942, 1256, 1380, 1570, 1884, 2355, 2760, 3140, 3611, 3768, 4651, 4710, 6280, 7222, 9302, 9420, 10833, 13953, 14444, 18055, 18604, 18840, 21666, 23255, 27906, 28888, 36110, 37208, 43332, 46510, 54165, 55812, 69765, 72220, 86664, 93020, 106973, 108330, 111624, 139530, 144440, 186040, 213946, 216660, 279060, 320919, 427892, 433320, 534865, 558120, 641838, 730207, 855784, 1069730, 1283676, 1460414, 1604595, 2139460, 2190621, 2567352, 2920828, 3209190, 3651035, 4278920, 4381242, 5841656, 6418380, 7302070, 8762484, 10953105, 12836760, 14604140, 16794761, 17524968, 21906210, 29208280, 33589522, 43812420, 50384283, 67179044, 83973805, 87624840, 100768566, 134358088, 167947610, 201537132, 251921415, 335895220, 403074264, 503842830, 671790440, 1007685660, 2015371320]

約数ペア:

[(1, 2015371320), (2, 1007685660), (3, 671790440), (4, 503842830), (5, 403074264), (6, 335895220), (8, 251921415), (10, 201537132), (12, 167947610), (15, 134358088), (20, 100768566), (23, 87624840), (24, 83973805), (30, 67179044), (40, 50384283), (46, 43812420), (60, 33589522), (69, 29208280), (92, 21906210), (115, 17524968), (120, 16794761), (138, 14604140), (157, 12836760), (184, 10953105), (230, 8762484), (276, 7302070), (314, 6418380), (345, 5841656), (460, 4381242), (471, 4278920), (552, 3651035), (628, 3209190), (690, 2920828), (785, 2567352), (920, 2190621), (942, 2139460), (1256, 1604595), (1380, 1460414), (1570, 1283676), (1884, 1069730), (2355, 855784), (2760, 730207), (3140, 641838), (3611, 558120), (3768, 534865), (4651, 433320), (4710, 427892), (6280, 320919), (7222, 279060), (9302, 216660), (9420, 213946), (10833, 186040), (13953, 144440), (14444, 139530), (18055, 111624), (18604, 108330), (18840, 106973), (21666, 93020), (23255, 86664), (27906, 72220), (28888, 69765), (36110, 55812), (37208, 54165), (43332, 46510)]