1649209980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{17977}}^1$

素因数の和:18139

約数の個数: 96

約数和(自身を含む): 5074110720

約数和(自身を除く): 3424900740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 139, 165, 220, 278, 330, 417, 556, 660, 695, 834, 1390, 1529, 1668, 2085, 2780, 3058, 4170, 4587, 6116, 7645, 8340, 9174, 15290, 17977, 18348, 22935, 30580, 35954, 45870, 53931, 71908, 89885, 91740, 107862, 179770, 197747, 215724, 269655, 359540, 395494, 539310, 593241, 790988, 988735, 1078620, 1186482, 1977470, 2372964, 2498803, 2966205, 3954940, 4997606, 5932410, 7496409, 9995212, 11864820, 12494015, 14992818, 24988030, 27486833, 29985636, 37482045, 49976060, 54973666, 74964090, 82460499, 109947332, 137434165, 149928180, 164920998, 274868330, 329841996, 412302495, 549736660, 824604990, 1649209980]

約数ペア:

[(1, 1649209980), (2, 824604990), (3, 549736660), (4, 412302495), (5, 329841996), (6, 274868330), (10, 164920998), (11, 149928180), (12, 137434165), (15, 109947332), (20, 82460499), (22, 74964090), (30, 54973666), (33, 49976060), (44, 37482045), (55, 29985636), (60, 27486833), (66, 24988030), (110, 14992818), (132, 12494015), (139, 11864820), (165, 9995212), (220, 7496409), (278, 5932410), (330, 4997606), (417, 3954940), (556, 2966205), (660, 2498803), (695, 2372964), (834, 1977470), (1390, 1186482), (1529, 1078620), (1668, 988735), (2085, 790988), (2780, 593241), (3058, 539310), (4170, 395494), (4587, 359540), (6116, 269655), (7645, 215724), (8340, 197747), (9174, 179770), (15290, 107862), (17977, 91740), (18348, 89885), (22935, 71908), (30580, 53931), (35954, 45870)]