87721080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{859}}^1$

素因数の和:933

約数の個数: 128

約数和(自身を含む): 282355200

約数和(自身を除く): 194634120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 740, 851, 859, 888, 920, 1110, 1380, 1480, 1702, 1718, 2220, 2553, 2577, 2760, 3404, 3436, 4255, 4295, 4440, 5106, 5154, 6808, 6872, 8510, 8590, 10212, 10308, 12765, 12885, 17020, 17180, 19757, 20424, 20616, 25530, 25770, 31783, 34040, 34360, 39514, 51060, 51540, 59271, 63566, 79028, 95349, 98785, 102120, 103080, 118542, 127132, 158056, 158915, 190698, 197570, 237084, 254264, 296355, 317830, 381396, 395140, 474168, 476745, 592710, 635660, 731009, 762792, 790280, 953490, 1185420, 1271320, 1462018, 1906980, 2193027, 2370840, 2924036, 3655045, 3813960, 4386054, 5848072, 7310090, 8772108, 10965135, 14620180, 17544216, 21930270, 29240360, 43860540, 87721080]

約数ペア:

[(1, 87721080), (2, 43860540), (3, 29240360), (4, 21930270), (5, 17544216), (6, 14620180), (8, 10965135), (10, 8772108), (12, 7310090), (15, 5848072), (20, 4386054), (23, 3813960), (24, 3655045), (30, 2924036), (37, 2370840), (40, 2193027), (46, 1906980), (60, 1462018), (69, 1271320), (74, 1185420), (92, 953490), (111, 790280), (115, 762792), (120, 731009), (138, 635660), (148, 592710), (184, 476745), (185, 474168), (222, 395140), (230, 381396), (276, 317830), (296, 296355), (345, 254264), (370, 237084), (444, 197570), (460, 190698), (552, 158915), (555, 158056), (690, 127132), (740, 118542), (851, 103080), (859, 102120), (888, 98785), (920, 95349), (1110, 79028), (1380, 63566), (1480, 59271), (1702, 51540), (1718, 51060), (2220, 39514), (2553, 34360), (2577, 34040), (2760, 31783), (3404, 25770), (3436, 25530), (4255, 20616), (4295, 20424), (4440, 19757), (5106, 17180), (5154, 17020), (6808, 12885), (6872, 12765), (8510, 10308), (8590, 10212)]