136552520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 351267840

約数和(自身を除く): 214715320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 43, 52, 62, 65, 86, 104, 124, 130, 155, 172, 197, 215, 248, 260, 310, 344, 394, 403, 430, 520, 559, 620, 788, 806, 860, 985, 1118, 1240, 1333, 1576, 1612, 1720, 1970, 2015, 2236, 2561, 2666, 2795, 3224, 3940, 4030, 4472, 5122, 5332, 5590, 6107, 6665, 7880, 8060, 8471, 10244, 10664, 11180, 12214, 12805, 13330, 16120, 16942, 17329, 20488, 22360, 24428, 25610, 26660, 30535, 33884, 34658, 42355, 48856, 51220, 53320, 61070, 67768, 69316, 79391, 84710, 86645, 102440, 110123, 122140, 138632, 158782, 169420, 173290, 220246, 244280, 262601, 317564, 338840, 346580, 396955, 440492, 525202, 550615, 635128, 693160, 793910, 880984, 1050404, 1101230, 1313005, 1587820, 2100808, 2202460, 2626010, 3175640, 3413813, 4404920, 5252020, 6827626, 10504040, 13655252, 17069065, 27310504, 34138130, 68276260, 136552520]

約数ペア:

[(1, 136552520), (2, 68276260), (4, 34138130), (5, 27310504), (8, 17069065), (10, 13655252), (13, 10504040), (20, 6827626), (26, 5252020), (31, 4404920), (40, 3413813), (43, 3175640), (52, 2626010), (62, 2202460), (65, 2100808), (86, 1587820), (104, 1313005), (124, 1101230), (130, 1050404), (155, 880984), (172, 793910), (197, 693160), (215, 635128), (248, 550615), (260, 525202), (310, 440492), (344, 396955), (394, 346580), (403, 338840), (430, 317564), (520, 262601), (559, 244280), (620, 220246), (788, 173290), (806, 169420), (860, 158782), (985, 138632), (1118, 122140), (1240, 110123), (1333, 102440), (1576, 86645), (1612, 84710), (1720, 79391), (1970, 69316), (2015, 67768), (2236, 61070), (2561, 53320), (2666, 51220), (2795, 48856), (3224, 42355), (3940, 34658), (4030, 33884), (4472, 30535), (5122, 26660), (5332, 25610), (5590, 24428), (6107, 22360), (6665, 20488), (7880, 17329), (8060, 16942), (8471, 16120), (10244, 13330), (10664, 12805), (11180, 12214)]