168779996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1671

約数の個数: 72

約数和(自身を含む): 383244288

約数和(自身を除く): 214464292

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 121, 124, 154, 217, 242, 308, 341, 434, 484, 682, 847, 868, 1364, 1607, 1694, 2387, 3214, 3388, 3751, 4774, 6428, 7502, 9548, 11249, 15004, 17677, 22498, 26257, 35354, 44996, 49817, 52514, 70708, 99634, 105028, 123739, 194447, 199268, 247478, 348719, 388894, 494956, 547987, 697438, 777788, 1095974, 1361129, 1394876, 2191948, 2722258, 3835909, 5444516, 6027857, 7671818, 12055714, 15343636, 24111428, 42194999, 84389998, 168779996]

約数ペア:

[(1, 168779996), (2, 84389998), (4, 42194999), (7, 24111428), (11, 15343636), (14, 12055714), (22, 7671818), (28, 6027857), (31, 5444516), (44, 3835909), (62, 2722258), (77, 2191948), (121, 1394876), (124, 1361129), (154, 1095974), (217, 777788), (242, 697438), (308, 547987), (341, 494956), (434, 388894), (484, 348719), (682, 247478), (847, 199268), (868, 194447), (1364, 123739), (1607, 105028), (1694, 99634), (2387, 70708), (3214, 52514), (3388, 49817), (3751, 44996), (4774, 35354), (6428, 26257), (7502, 22498), (9548, 17677), (11249, 15004)]