156727620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{719}}^1$

素因数の和:914

約数の個数: 144

約数和(自身を含む): 547223040

約数和(自身を除く): 390495420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 210, 252, 315, 346, 420, 519, 630, 692, 719, 865, 1038, 1211, 1260, 1438, 1557, 1730, 2076, 2157, 2422, 2595, 2876, 3114, 3460, 3595, 3633, 4314, 4844, 5033, 5190, 6055, 6228, 6471, 7190, 7266, 7785, 8628, 10066, 10380, 10785, 10899, 12110, 12942, 14380, 14532, 15099, 15570, 18165, 20132, 21570, 21798, 24220, 25165, 25884, 30198, 31140, 32355, 36330, 43140, 43596, 45297, 50330, 54495, 60396, 64710, 72660, 75495, 90594, 100660, 108990, 124387, 129420, 150990, 181188, 217980, 226485, 248774, 301980, 373161, 452970, 497548, 621935, 746322, 870709, 905940, 1119483, 1243870, 1492644, 1741418, 1865805, 2238966, 2487740, 2612127, 3482836, 3731610, 4353545, 4477932, 5224254, 5597415, 7463220, 7836381, 8707090, 10448508, 11194830, 13060635, 15672762, 17414180, 22389660, 26121270, 31345524, 39181905, 52242540, 78363810, 156727620]

約数ペア:

[(1, 156727620), (2, 78363810), (3, 52242540), (4, 39181905), (5, 31345524), (6, 26121270), (7, 22389660), (9, 17414180), (10, 15672762), (12, 13060635), (14, 11194830), (15, 10448508), (18, 8707090), (20, 7836381), (21, 7463220), (28, 5597415), (30, 5224254), (35, 4477932), (36, 4353545), (42, 3731610), (45, 3482836), (60, 2612127), (63, 2487740), (70, 2238966), (84, 1865805), (90, 1741418), (105, 1492644), (126, 1243870), (140, 1119483), (173, 905940), (180, 870709), (210, 746322), (252, 621935), (315, 497548), (346, 452970), (420, 373161), (519, 301980), (630, 248774), (692, 226485), (719, 217980), (865, 181188), (1038, 150990), (1211, 129420), (1260, 124387), (1438, 108990), (1557, 100660), (1730, 90594), (2076, 75495), (2157, 72660), (2422, 64710), (2595, 60396), (2876, 54495), (3114, 50330), (3460, 45297), (3595, 43596), (3633, 43140), (4314, 36330), (4844, 32355), (5033, 31140), (5190, 30198), (6055, 25884), (6228, 25165), (6471, 24220), (7190, 21798), (7266, 21570), (7785, 20132), (8628, 18165), (10066, 15570), (10380, 15099), (10785, 14532), (10899, 14380), (12110, 12942)]