1215120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 3874752

約数和(自身を除く): 2659632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 83, 120, 122, 166, 183, 240, 244, 249, 305, 332, 366, 415, 488, 498, 610, 664, 732, 830, 915, 976, 996, 1220, 1245, 1328, 1464, 1660, 1830, 1992, 2440, 2490, 2928, 3320, 3660, 3984, 4880, 4980, 5063, 6640, 7320, 9960, 10126, 14640, 15189, 19920, 20252, 25315, 30378, 40504, 50630, 60756, 75945, 81008, 101260, 121512, 151890, 202520, 243024, 303780, 405040, 607560, 1215120]

約数ペア:

[(1, 1215120), (2, 607560), (3, 405040), (4, 303780), (5, 243024), (6, 202520), (8, 151890), (10, 121512), (12, 101260), (15, 81008), (16, 75945), (20, 60756), (24, 50630), (30, 40504), (40, 30378), (48, 25315), (60, 20252), (61, 19920), (80, 15189), (83, 14640), (120, 10126), (122, 9960), (166, 7320), (183, 6640), (240, 5063), (244, 4980), (249, 4880), (305, 3984), (332, 3660), (366, 3320), (415, 2928), (488, 2490), (498, 2440), (610, 1992), (664, 1830), (732, 1660), (830, 1464), (915, 1328), (976, 1245), (996, 1220)]