310033780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{10909}}^1$

素因数の和:10961

約数の個数: 72

約数和(自身を含む): 783556200

約数和(自身を除く): 473522420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 116, 140, 145, 196, 203, 245, 290, 406, 490, 580, 812, 980, 1015, 1421, 2030, 2842, 4060, 5684, 7105, 10909, 14210, 21818, 28420, 43636, 54545, 76363, 109090, 152726, 218180, 305452, 316361, 381815, 534541, 632722, 763630, 1069082, 1265444, 1527260, 1581805, 2138164, 2214527, 2672705, 3163610, 4429054, 5345410, 6327220, 8858108, 10690820, 11072635, 15501689, 22145270, 31003378, 44290540, 62006756, 77508445, 155016890, 310033780]

約数ペア:

[(1, 310033780), (2, 155016890), (4, 77508445), (5, 62006756), (7, 44290540), (10, 31003378), (14, 22145270), (20, 15501689), (28, 11072635), (29, 10690820), (35, 8858108), (49, 6327220), (58, 5345410), (70, 4429054), (98, 3163610), (116, 2672705), (140, 2214527), (145, 2138164), (196, 1581805), (203, 1527260), (245, 1265444), (290, 1069082), (406, 763630), (490, 632722), (580, 534541), (812, 381815), (980, 316361), (1015, 305452), (1421, 218180), (2030, 152726), (2842, 109090), (4060, 76363), (5684, 54545), (7105, 43636), (10909, 28420), (14210, 21818)]