72899970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16993}}^1$

素因数の和:17027

約数の個数: 64

約数和(自身を含む): 205559424

約数和(自身を除く): 132659454

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 715, 858, 1430, 2145, 4290, 16993, 33986, 50979, 84965, 101958, 169930, 186923, 220909, 254895, 373846, 441818, 509790, 560769, 662727, 934615, 1104545, 1121538, 1325454, 1869230, 2209090, 2429999, 2803845, 3313635, 4859998, 5607690, 6627270, 7289997, 12149995, 14579994, 24299990, 36449985, 72899970]

約数ペア:

[(1, 72899970), (2, 36449985), (3, 24299990), (5, 14579994), (6, 12149995), (10, 7289997), (11, 6627270), (13, 5607690), (15, 4859998), (22, 3313635), (26, 2803845), (30, 2429999), (33, 2209090), (39, 1869230), (55, 1325454), (65, 1121538), (66, 1104545), (78, 934615), (110, 662727), (130, 560769), (143, 509790), (165, 441818), (195, 373846), (286, 254895), (330, 220909), (390, 186923), (429, 169930), (715, 101958), (858, 84965), (1430, 50979), (2145, 33986), (4290, 16993)]