210055690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1109}}^1$

素因数の和:1207

約数の個数: 64

約数和(自身を含む): 429649920

約数和(自身を除く): 219594230

約数列:

[1, 2, 5, 10, 13, 26, 31, 47, 62, 65, 94, 130, 155, 235, 310, 403, 470, 611, 806, 1109, 1222, 1457, 2015, 2218, 2914, 3055, 4030, 5545, 6110, 7285, 11090, 14417, 14570, 18941, 28834, 34379, 37882, 52123, 68758, 72085, 94705, 104246, 144170, 171895, 189410, 260615, 343790, 446927, 521230, 677599, 893854, 1355198, 1615813, 2234635, 3231626, 3387995, 4469270, 6775990, 8079065, 16158130, 21005569, 42011138, 105027845, 210055690]

約数ペア:

[(1, 210055690), (2, 105027845), (5, 42011138), (10, 21005569), (13, 16158130), (26, 8079065), (31, 6775990), (47, 4469270), (62, 3387995), (65, 3231626), (94, 2234635), (130, 1615813), (155, 1355198), (235, 893854), (310, 677599), (403, 521230), (470, 446927), (611, 343790), (806, 260615), (1109, 189410), (1222, 171895), (1457, 144170), (2015, 104246), (2218, 94705), (2914, 72085), (3055, 68758), (4030, 52123), (5545, 37882), (6110, 34379), (7285, 28834), (11090, 18941), (14417, 14570)]