210829420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 478094400

約数和(自身を除く): 267264980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 61, 101, 116, 118, 122, 145, 202, 236, 244, 290, 295, 305, 404, 505, 580, 590, 610, 1010, 1180, 1220, 1711, 1769, 2020, 2929, 3422, 3538, 3599, 5858, 5959, 6161, 6844, 7076, 7198, 8555, 8845, 11716, 11918, 12322, 14396, 14645, 17110, 17690, 17995, 23836, 24644, 29290, 29795, 30805, 34220, 35380, 35990, 58580, 59590, 61610, 71980, 104371, 119180, 123220, 172811, 178669, 208742, 345622, 357338, 363499, 417484, 521855, 691244, 714676, 726998, 864055, 893345, 1043710, 1453996, 1728110, 1786690, 1817495, 2087420, 3456220, 3573380, 3634990, 7269980, 10541471, 21082942, 42165884, 52707355, 105414710, 210829420]

約数ペア:

[(1, 210829420), (2, 105414710), (4, 52707355), (5, 42165884), (10, 21082942), (20, 10541471), (29, 7269980), (58, 3634990), (59, 3573380), (61, 3456220), (101, 2087420), (116, 1817495), (118, 1786690), (122, 1728110), (145, 1453996), (202, 1043710), (236, 893345), (244, 864055), (290, 726998), (295, 714676), (305, 691244), (404, 521855), (505, 417484), (580, 363499), (590, 357338), (610, 345622), (1010, 208742), (1180, 178669), (1220, 172811), (1711, 123220), (1769, 119180), (2020, 104371), (2929, 71980), (3422, 61610), (3538, 59590), (3599, 58580), (5858, 35990), (5959, 35380), (6161, 34220), (6844, 30805), (7076, 29795), (7198, 29290), (8555, 24644), (8845, 23836), (11716, 17995), (11918, 17690), (12322, 17110), (14396, 14645)]