208520910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178223}}^1$

素因数の和:178249

約数の個数: 48

約数和(自身を含む): 583861824

約数和(自身を除く): 375340914

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 178223, 356446, 534669, 891115, 1069338, 1604007, 1782230, 2316899, 2673345, 3208014, 4633798, 5346690, 6950697, 8020035, 11584495, 13901394, 16040070, 20852091, 23168990, 34753485, 41704182, 69506970, 104260455, 208520910]

約数ペア:

[(1, 208520910), (2, 104260455), (3, 69506970), (5, 41704182), (6, 34753485), (9, 23168990), (10, 20852091), (13, 16040070), (15, 13901394), (18, 11584495), (26, 8020035), (30, 6950697), (39, 5346690), (45, 4633798), (65, 3208014), (78, 2673345), (90, 2316899), (117, 1782230), (130, 1604007), (195, 1069338), (234, 891115), (390, 534669), (585, 356446), (1170, 178223)]