79992720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:721

約数の個数: 120

約数和(自身を含む): 270342072

約数和(自身を除く): 190349352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 241, 360, 461, 482, 720, 723, 922, 964, 1205, 1383, 1446, 1844, 1928, 2169, 2305, 2410, 2766, 2892, 3615, 3688, 3856, 4149, 4338, 4610, 4820, 5532, 5784, 6915, 7230, 7376, 8298, 8676, 9220, 9640, 10845, 11064, 11568, 13830, 14460, 16596, 17352, 18440, 19280, 20745, 21690, 22128, 27660, 28920, 33192, 34704, 36880, 41490, 43380, 55320, 57840, 66384, 82980, 86760, 110640, 111101, 165960, 173520, 222202, 331920, 333303, 444404, 555505, 666606, 888808, 999909, 1111010, 1333212, 1666515, 1777616, 1999818, 2222020, 2666424, 3333030, 3999636, 4444040, 4999545, 5332848, 6666060, 7999272, 8888080, 9999090, 13332120, 15998544, 19998180, 26664240, 39996360, 79992720]

約数ペア:

[(1, 79992720), (2, 39996360), (3, 26664240), (4, 19998180), (5, 15998544), (6, 13332120), (8, 9999090), (9, 8888080), (10, 7999272), (12, 6666060), (15, 5332848), (16, 4999545), (18, 4444040), (20, 3999636), (24, 3333030), (30, 2666424), (36, 2222020), (40, 1999818), (45, 1777616), (48, 1666515), (60, 1333212), (72, 1111010), (80, 999909), (90, 888808), (120, 666606), (144, 555505), (180, 444404), (240, 333303), (241, 331920), (360, 222202), (461, 173520), (482, 165960), (720, 111101), (723, 110640), (922, 86760), (964, 82980), (1205, 66384), (1383, 57840), (1446, 55320), (1844, 43380), (1928, 41490), (2169, 36880), (2305, 34704), (2410, 33192), (2766, 28920), (2892, 27660), (3615, 22128), (3688, 21690), (3856, 20745), (4149, 19280), (4338, 18440), (4610, 17352), (4820, 16596), (5532, 14460), (5784, 13830), (6915, 11568), (7230, 11064), (7376, 10845), (8298, 9640), (8676, 9220)]