171746943940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{251261}}^1$

素因数の和:251533

約数の個数: 96

約数和(自身を含む): 425497121280

約数和(自身を除く): 253750177340

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 239, 260, 286, 478, 572, 715, 956, 1195, 1430, 2390, 2629, 2860, 3107, 4780, 5258, 6214, 10516, 12428, 13145, 15535, 26290, 31070, 34177, 52580, 62140, 68354, 136708, 170885, 251261, 341770, 502522, 683540, 1005044, 1256305, 2512610, 2763871, 3266393, 5025220, 5527742, 6532786, 11055484, 13065572, 13819355, 16331965, 27638710, 32663930, 35930323, 55277420, 60051379, 65327860, 71860646, 120102758, 143721292, 179651615, 240205516, 300256895, 359303230, 600513790, 660565169, 718606460, 780667927, 1201027580, 1321130338, 1561335854, 2642260676, 3122671708, 3302825845, 3903339635, 6605651690, 7806679270, 8587347197, 13211303380, 15613358540, 17174694394, 34349388788, 42936735985, 85873471970, 171746943940]

約数ペア:

[(1, 171746943940), (2, 85873471970), (4, 42936735985), (5, 34349388788), (10, 17174694394), (11, 15613358540), (13, 13211303380), (20, 8587347197), (22, 7806679270), (26, 6605651690), (44, 3903339635), (52, 3302825845), (55, 3122671708), (65, 2642260676), (110, 1561335854), (130, 1321130338), (143, 1201027580), (220, 780667927), (239, 718606460), (260, 660565169), (286, 600513790), (478, 359303230), (572, 300256895), (715, 240205516), (956, 179651615), (1195, 143721292), (1430, 120102758), (2390, 71860646), (2629, 65327860), (2860, 60051379), (3107, 55277420), (4780, 35930323), (5258, 32663930), (6214, 27638710), (10516, 16331965), (12428, 13819355), (13145, 13065572), (15535, 11055484), (26290, 6532786), (31070, 5527742), (34177, 5025220), (52580, 3266393), (62140, 2763871), (68354, 2512610), (136708, 1256305), (170885, 1005044), (251261, 683540), (341770, 502522)]