209216410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1193}}^1$

素因数の和:1303

約数の個数: 64

約数和(自身を含む): 433278720

約数和(自身を除く): 224062310

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 71, 95, 130, 142, 190, 247, 355, 494, 710, 923, 1193, 1235, 1349, 1846, 2386, 2470, 2698, 4615, 5965, 6745, 9230, 11930, 13490, 15509, 17537, 22667, 31018, 35074, 45334, 77545, 84703, 87685, 113335, 155090, 169406, 175370, 226670, 294671, 423515, 589342, 847030, 1101139, 1473355, 1609357, 2202278, 2946710, 3218714, 5505695, 8046785, 11011390, 16093570, 20921641, 41843282, 104608205, 209216410]

約数ペア:

[(1, 209216410), (2, 104608205), (5, 41843282), (10, 20921641), (13, 16093570), (19, 11011390), (26, 8046785), (38, 5505695), (65, 3218714), (71, 2946710), (95, 2202278), (130, 1609357), (142, 1473355), (190, 1101139), (247, 847030), (355, 589342), (494, 423515), (710, 294671), (923, 226670), (1193, 175370), (1235, 169406), (1349, 155090), (1846, 113335), (2386, 87685), (2470, 84703), (2698, 77545), (4615, 45334), (5965, 35074), (6745, 31018), (9230, 22667), (11930, 17537), (13490, 15509)]