78188820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 228458496

約数和(自身を除く): 150269676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 127, 155, 186, 254, 310, 331, 372, 381, 465, 508, 620, 635, 662, 762, 930, 993, 1270, 1324, 1524, 1655, 1860, 1905, 1986, 2540, 3310, 3810, 3937, 3972, 4965, 6620, 7620, 7874, 9930, 10261, 11811, 15748, 19685, 19860, 20522, 23622, 30783, 39370, 41044, 42037, 47244, 51305, 59055, 61566, 78740, 84074, 102610, 118110, 123132, 126111, 153915, 168148, 205220, 210185, 236220, 252222, 307830, 420370, 504444, 615660, 630555, 840740, 1261110, 1303147, 2522220, 2606294, 3909441, 5212588, 6515735, 7818882, 13031470, 15637764, 19547205, 26062940, 39094410, 78188820]

約数ペア:

[(1, 78188820), (2, 39094410), (3, 26062940), (4, 19547205), (5, 15637764), (6, 13031470), (10, 7818882), (12, 6515735), (15, 5212588), (20, 3909441), (30, 2606294), (31, 2522220), (60, 1303147), (62, 1261110), (93, 840740), (124, 630555), (127, 615660), (155, 504444), (186, 420370), (254, 307830), (310, 252222), (331, 236220), (372, 210185), (381, 205220), (465, 168148), (508, 153915), (620, 126111), (635, 123132), (662, 118110), (762, 102610), (930, 84074), (993, 78740), (1270, 61566), (1324, 59055), (1524, 51305), (1655, 47244), (1860, 42037), (1905, 41044), (1986, 39370), (2540, 30783), (3310, 23622), (3810, 20522), (3937, 19860), (3972, 19685), (4965, 15748), (6620, 11811), (7620, 10261), (7874, 9930)]