2493984720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{335213}}^1$

素因数の和:335260

約数の個数: 80

約数和(自身を含む): 7980774912

約数和(自身を除く): 5486790192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 335213, 670426, 1005639, 1340852, 1676065, 2011278, 2681704, 3352130, 4022556, 5028195, 5363408, 6704260, 8045112, 10056390, 10391603, 13408520, 16090224, 20112780, 20783206, 26817040, 31174809, 40225560, 41566412, 51958015, 62349618, 80451120, 83132824, 103916030, 124699236, 155874045, 166265648, 207832060, 249398472, 311748090, 415664120, 498796944, 623496180, 831328240, 1246992360, 2493984720]

約数ペア:

[(1, 2493984720), (2, 1246992360), (3, 831328240), (4, 623496180), (5, 498796944), (6, 415664120), (8, 311748090), (10, 249398472), (12, 207832060), (15, 166265648), (16, 155874045), (20, 124699236), (24, 103916030), (30, 83132824), (31, 80451120), (40, 62349618), (48, 51958015), (60, 41566412), (62, 40225560), (80, 31174809), (93, 26817040), (120, 20783206), (124, 20112780), (155, 16090224), (186, 13408520), (240, 10391603), (248, 10056390), (310, 8045112), (372, 6704260), (465, 5363408), (496, 5028195), (620, 4022556), (744, 3352130), (930, 2681704), (1240, 2011278), (1488, 1676065), (1860, 1340852), (2480, 1005639), (3720, 670426), (7440, 335213)]