331312592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2179}}^1$

素因数の和:2260

約数の個数: 80

約数和(自身を含む): 749327040

約数和(自身を除く): 418014448

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 208, 221, 272, 344, 442, 559, 688, 731, 884, 1118, 1462, 1768, 2179, 2236, 2924, 3536, 4358, 4472, 5848, 8716, 8944, 9503, 11696, 17432, 19006, 28327, 34864, 37043, 38012, 56654, 74086, 76024, 93697, 113308, 148172, 152048, 187394, 226616, 296344, 374788, 453232, 481559, 592688, 749576, 963118, 1218061, 1499152, 1592849, 1926236, 2436122, 3185698, 3852472, 4872244, 6371396, 7704944, 9744488, 12742792, 19488976, 20707037, 25485584, 41414074, 82828148, 165656296, 331312592]

約数ペア:

[(1, 331312592), (2, 165656296), (4, 82828148), (8, 41414074), (13, 25485584), (16, 20707037), (17, 19488976), (26, 12742792), (34, 9744488), (43, 7704944), (52, 6371396), (68, 4872244), (86, 3852472), (104, 3185698), (136, 2436122), (172, 1926236), (208, 1592849), (221, 1499152), (272, 1218061), (344, 963118), (442, 749576), (559, 592688), (688, 481559), (731, 453232), (884, 374788), (1118, 296344), (1462, 226616), (1768, 187394), (2179, 152048), (2236, 148172), (2924, 113308), (3536, 93697), (4358, 76024), (4472, 74086), (5848, 56654), (8716, 38012), (8944, 37043), (9503, 34864), (11696, 28327), (17432, 19006)]