212944875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 442679328

約数和(自身を除く): 229734453

約数列:

[1, 3, 5, 11, 13, 15, 19, 25, 33, 39, 55, 57, 65, 75, 95, 121, 125, 143, 165, 195, 209, 247, 275, 285, 325, 361, 363, 375, 429, 475, 605, 627, 715, 741, 825, 975, 1045, 1083, 1235, 1375, 1425, 1573, 1625, 1805, 1815, 2145, 2299, 2375, 2717, 3025, 3135, 3575, 3705, 3971, 4125, 4693, 4719, 4875, 5225, 5415, 6175, 6897, 7125, 7865, 8151, 9025, 9075, 10725, 11495, 11913, 13585, 14079, 15125, 15675, 17875, 18525, 19855, 23465, 23595, 26125, 27075, 29887, 30875, 34485, 39325, 40755, 43681, 45125, 45375, 51623, 53625, 57475, 59565, 67925, 70395, 78375, 89661, 92625, 99275, 117325, 117975, 131043, 135375, 149435, 154869, 172425, 196625, 203775, 218405, 258115, 287375, 297825, 339625, 351975, 448305, 496375, 567853, 586625, 589875, 655215, 747175, 774345, 862125, 1018875, 1092025, 1290575, 1489125, 1703559, 1759875, 2241525, 2839265, 3276075, 3735875, 3871725, 5460125, 6452875, 8517795, 11207625, 14196325, 16380375, 19358625, 42588975, 70981625, 212944875]

約数ペア:

[(1, 212944875), (3, 70981625), (5, 42588975), (11, 19358625), (13, 16380375), (15, 14196325), (19, 11207625), (25, 8517795), (33, 6452875), (39, 5460125), (55, 3871725), (57, 3735875), (65, 3276075), (75, 2839265), (95, 2241525), (121, 1759875), (125, 1703559), (143, 1489125), (165, 1290575), (195, 1092025), (209, 1018875), (247, 862125), (275, 774345), (285, 747175), (325, 655215), (361, 589875), (363, 586625), (375, 567853), (429, 496375), (475, 448305), (605, 351975), (627, 339625), (715, 297825), (741, 287375), (825, 258115), (975, 218405), (1045, 203775), (1083, 196625), (1235, 172425), (1375, 154869), (1425, 149435), (1573, 135375), (1625, 131043), (1805, 117975), (1815, 117325), (2145, 99275), (2299, 92625), (2375, 89661), (2717, 78375), (3025, 70395), (3135, 67925), (3575, 59565), (3705, 57475), (3971, 53625), (4125, 51623), (4693, 45375), (4719, 45125), (4875, 43681), (5225, 40755), (5415, 39325), (6175, 34485), (6897, 30875), (7125, 29887), (7865, 27075), (8151, 26125), (9025, 23595), (9075, 23465), (10725, 19855), (11495, 18525), (11913, 17875), (13585, 15675), (14079, 15125)]