2001156240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{136691}}^1$

素因数の和:136768

約数の個数: 80

約数和(自身を含む): 6305328576

約数和(自身を除く): 4304172336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 136691, 273382, 410073, 546764, 683455, 820146, 1093528, 1366910, 1640292, 2050365, 2187056, 2733820, 3280584, 4100730, 5467640, 6561168, 8201460, 8338151, 10935280, 16402920, 16676302, 25014453, 32805840, 33352604, 41690755, 50028906, 66705208, 83381510, 100057812, 125072265, 133410416, 166763020, 200115624, 250144530, 333526040, 400231248, 500289060, 667052080, 1000578120, 2001156240]

約数ペア:

[(1, 2001156240), (2, 1000578120), (3, 667052080), (4, 500289060), (5, 400231248), (6, 333526040), (8, 250144530), (10, 200115624), (12, 166763020), (15, 133410416), (16, 125072265), (20, 100057812), (24, 83381510), (30, 66705208), (40, 50028906), (48, 41690755), (60, 33352604), (61, 32805840), (80, 25014453), (120, 16676302), (122, 16402920), (183, 10935280), (240, 8338151), (244, 8201460), (305, 6561168), (366, 5467640), (488, 4100730), (610, 3280584), (732, 2733820), (915, 2187056), (976, 2050365), (1220, 1640292), (1464, 1366910), (1830, 1093528), (2440, 820146), (2928, 683455), (3660, 546764), (4880, 410073), (7320, 273382), (14640, 136691)]