87905880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4003}}^1$

素因数の和:4081

約数の個数: 96

約数和(自身を含む): 290450160

約数和(自身を除く): 202544280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 3660, 4003, 4392, 5490, 7320, 8006, 10980, 12009, 16012, 20015, 21960, 24018, 32024, 36027, 40030, 48036, 60045, 72054, 80060, 96072, 120090, 144108, 160120, 180135, 240180, 244183, 288216, 360270, 480360, 488366, 720540, 732549, 976732, 1220915, 1441080, 1465098, 1953464, 2197647, 2441830, 2930196, 3662745, 4395294, 4883660, 5860392, 7325490, 8790588, 9767320, 10988235, 14650980, 17581176, 21976470, 29301960, 43952940, 87905880]

約数ペア:

[(1, 87905880), (2, 43952940), (3, 29301960), (4, 21976470), (5, 17581176), (6, 14650980), (8, 10988235), (9, 9767320), (10, 8790588), (12, 7325490), (15, 5860392), (18, 4883660), (20, 4395294), (24, 3662745), (30, 2930196), (36, 2441830), (40, 2197647), (45, 1953464), (60, 1465098), (61, 1441080), (72, 1220915), (90, 976732), (120, 732549), (122, 720540), (180, 488366), (183, 480360), (244, 360270), (305, 288216), (360, 244183), (366, 240180), (488, 180135), (549, 160120), (610, 144108), (732, 120090), (915, 96072), (1098, 80060), (1220, 72054), (1464, 60045), (1830, 48036), (2196, 40030), (2440, 36027), (2745, 32024), (3660, 24018), (4003, 21960), (4392, 20015), (5490, 16012), (7320, 12009), (8006, 10980)]