17731620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4283}}^1$

素因数の和:4321

約数の個数: 72

約数和(自身を含む): 56137536

約数和(自身を除く): 38405916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 4283, 8566, 12849, 17132, 21415, 25698, 38547, 42830, 51396, 64245, 77094, 85660, 98509, 128490, 154188, 192735, 197018, 256980, 295527, 385470, 394036, 492545, 591054, 770940, 886581, 985090, 1182108, 1477635, 1773162, 1970180, 2955270, 3546324, 4432905, 5910540, 8865810, 17731620]

約数ペア:

[(1, 17731620), (2, 8865810), (3, 5910540), (4, 4432905), (5, 3546324), (6, 2955270), (9, 1970180), (10, 1773162), (12, 1477635), (15, 1182108), (18, 985090), (20, 886581), (23, 770940), (30, 591054), (36, 492545), (45, 394036), (46, 385470), (60, 295527), (69, 256980), (90, 197018), (92, 192735), (115, 154188), (138, 128490), (180, 98509), (207, 85660), (230, 77094), (276, 64245), (345, 51396), (414, 42830), (460, 38547), (690, 25698), (828, 21415), (1035, 17132), (1380, 12849), (2070, 8566), (4140, 4283)]