71746980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19603}}^1$

素因数の和:19676

約数の個数: 48

約数和(自身を含む): 204195264

約数和(自身を除く): 132448284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19603, 39206, 58809, 78412, 98015, 117618, 196030, 235236, 294045, 392060, 588090, 1176180, 1195783, 2391566, 3587349, 4783132, 5978915, 7174698, 11957830, 14349396, 17936745, 23915660, 35873490, 71746980]

約数ペア:

[(1, 71746980), (2, 35873490), (3, 23915660), (4, 17936745), (5, 14349396), (6, 11957830), (10, 7174698), (12, 5978915), (15, 4783132), (20, 3587349), (30, 2391566), (60, 1195783), (61, 1176180), (122, 588090), (183, 392060), (244, 294045), (305, 235236), (366, 196030), (610, 117618), (732, 98015), (915, 78412), (1220, 58809), (1830, 39206), (3660, 19603)]