197889240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71699}}^1$

素因数の和:71736

約数の個数: 64

約数和(自身を含む): 619488000

約数和(自身を除く): 421598760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 71699, 143398, 215097, 286796, 358495, 430194, 573592, 716990, 860388, 1075485, 1433980, 1649077, 1720776, 2150970, 2867960, 3298154, 4301940, 4947231, 6596308, 8245385, 8603880, 9894462, 13192616, 16490770, 19788924, 24736155, 32981540, 39577848, 49472310, 65963080, 98944620, 197889240]

約数ペア:

[(1, 197889240), (2, 98944620), (3, 65963080), (4, 49472310), (5, 39577848), (6, 32981540), (8, 24736155), (10, 19788924), (12, 16490770), (15, 13192616), (20, 9894462), (23, 8603880), (24, 8245385), (30, 6596308), (40, 4947231), (46, 4301940), (60, 3298154), (69, 2867960), (92, 2150970), (115, 1720776), (120, 1649077), (138, 1433980), (184, 1075485), (230, 860388), (276, 716990), (345, 573592), (460, 430194), (552, 358495), (690, 286796), (920, 215097), (1380, 143398), (2760, 71699)]