408098516

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 856638720

約数和(自身を除く): 448540204

約数列:

[1, 2, 4, 7, 14, 28, 53, 59, 79, 106, 118, 158, 212, 236, 316, 371, 413, 553, 742, 826, 1106, 1484, 1652, 2212, 3127, 3481, 4187, 4661, 6254, 6962, 8374, 9322, 12508, 13924, 16748, 18644, 21889, 24367, 29309, 32627, 43778, 48734, 58618, 65254, 87556, 97468, 117236, 130508, 184493, 247033, 274999, 368986, 494066, 549998, 737972, 988132, 1099996, 1291451, 1729231, 1924993, 2582902, 3458462, 3849986, 5165804, 6916924, 7699972, 14574947, 29149894, 58299788, 102024629, 204049258, 408098516]

約数ペア:

[(1, 408098516), (2, 204049258), (4, 102024629), (7, 58299788), (14, 29149894), (28, 14574947), (53, 7699972), (59, 6916924), (79, 5165804), (106, 3849986), (118, 3458462), (158, 2582902), (212, 1924993), (236, 1729231), (316, 1291451), (371, 1099996), (413, 988132), (553, 737972), (742, 549998), (826, 494066), (1106, 368986), (1484, 274999), (1652, 247033), (2212, 184493), (3127, 130508), (3481, 117236), (4187, 97468), (4661, 87556), (6254, 65254), (6962, 58618), (8374, 48734), (9322, 43778), (12508, 32627), (13924, 29309), (16748, 24367), (18644, 21889)]