208415730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{1613}}^1$

素因数の和:1755

約数の個数: 64

約数和(自身を含む): 515963520

約数和(自身を除く): 307547790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 73, 118, 146, 177, 219, 295, 354, 365, 438, 590, 730, 885, 1095, 1613, 1770, 2190, 3226, 4307, 4839, 8065, 8614, 9678, 12921, 16130, 21535, 24195, 25842, 43070, 48390, 64605, 95167, 117749, 129210, 190334, 235498, 285501, 353247, 475835, 571002, 588745, 706494, 951670, 1177490, 1427505, 1766235, 2855010, 3532470, 6947191, 13894382, 20841573, 34735955, 41683146, 69471910, 104207865, 208415730]

約数ペア:

[(1, 208415730), (2, 104207865), (3, 69471910), (5, 41683146), (6, 34735955), (10, 20841573), (15, 13894382), (30, 6947191), (59, 3532470), (73, 2855010), (118, 1766235), (146, 1427505), (177, 1177490), (219, 951670), (295, 706494), (354, 588745), (365, 571002), (438, 475835), (590, 353247), (730, 285501), (885, 235498), (1095, 190334), (1613, 129210), (1770, 117749), (2190, 95167), (3226, 64605), (4307, 48390), (4839, 43070), (8065, 25842), (8614, 24195), (9678, 21535), (12921, 16130)]