2015215840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{49783}}^1$

素因数の和:49832

約数の個数: 96

約数和(自身を含む): 5419685376

約数和(自身を除く): 3404469536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 80, 88, 92, 110, 115, 160, 176, 184, 220, 230, 253, 352, 368, 440, 460, 506, 736, 880, 920, 1012, 1265, 1760, 1840, 2024, 2530, 3680, 4048, 5060, 8096, 10120, 20240, 40480, 49783, 99566, 199132, 248915, 398264, 497830, 547613, 796528, 995660, 1095226, 1145009, 1593056, 1991320, 2190452, 2290018, 2738065, 3982640, 4380904, 4580036, 5476130, 5725045, 7965280, 8761808, 9160072, 10952260, 11450090, 12595099, 17523616, 18320144, 21904520, 22900180, 25190198, 36640288, 43809040, 45800360, 50380396, 62975495, 87618080, 91600720, 100760792, 125950990, 183201440, 201521584, 251901980, 403043168, 503803960, 1007607920, 2015215840]

約数ペア:

[(1, 2015215840), (2, 1007607920), (4, 503803960), (5, 403043168), (8, 251901980), (10, 201521584), (11, 183201440), (16, 125950990), (20, 100760792), (22, 91600720), (23, 87618080), (32, 62975495), (40, 50380396), (44, 45800360), (46, 43809040), (55, 36640288), (80, 25190198), (88, 22900180), (92, 21904520), (110, 18320144), (115, 17523616), (160, 12595099), (176, 11450090), (184, 10952260), (220, 9160072), (230, 8761808), (253, 7965280), (352, 5725045), (368, 5476130), (440, 4580036), (460, 4380904), (506, 3982640), (736, 2738065), (880, 2290018), (920, 2190452), (1012, 1991320), (1265, 1593056), (1760, 1145009), (1840, 1095226), (2024, 995660), (2530, 796528), (3680, 547613), (4048, 497830), (5060, 398264), (8096, 248915), (10120, 199132), (20240, 99566), (40480, 49783)]