67987290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 187165440

約数和(自身を除く): 119178150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 421, 769, 842, 1263, 1538, 2105, 2307, 2526, 2947, 3845, 4210, 4614, 5383, 5894, 6315, 7690, 8841, 10766, 11535, 12630, 14735, 16149, 17682, 23070, 26915, 29470, 32298, 44205, 53830, 80745, 88410, 161490, 323749, 647498, 971247, 1618745, 1942494, 2266243, 3237490, 4532486, 4856235, 6798729, 9712470, 11331215, 13597458, 22662430, 33993645, 67987290]

約数ペア:

[(1, 67987290), (2, 33993645), (3, 22662430), (5, 13597458), (6, 11331215), (7, 9712470), (10, 6798729), (14, 4856235), (15, 4532486), (21, 3237490), (30, 2266243), (35, 1942494), (42, 1618745), (70, 971247), (105, 647498), (210, 323749), (421, 161490), (769, 88410), (842, 80745), (1263, 53830), (1538, 44205), (2105, 32298), (2307, 29470), (2526, 26915), (2947, 23070), (3845, 17682), (4210, 16149), (4614, 14735), (5383, 12630), (5894, 11535), (6315, 10766), (7690, 8841)]