209241760

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2053}}^1$

素因数の和:2095

約数の個数: 144

約数和(自身を含む): 619576776

約数和(自身を除く): 410335016

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2053, 2080, 2548, 2912, 3185, 3640, 3920, 4106, 5096, 6370, 7280, 7840, 8212, 10192, 10265, 12740, 14371, 14560, 16424, 20384, 20530, 25480, 26689, 28742, 32848, 41060, 50960, 53378, 57484, 65696, 71855, 82120, 100597, 101920, 106756, 114968, 133445, 143710, 164240, 186823, 201194, 213512, 229936, 266890, 287420, 328480, 373646, 402388, 427024, 459872, 502985, 533780, 574840, 747292, 804776, 854048, 934115, 1005970, 1067560, 1149680, 1307761, 1494584, 1609552, 1868230, 2011940, 2135120, 2299360, 2615522, 2989168, 3219104, 3736460, 4023880, 4270240, 5231044, 5978336, 6538805, 7472920, 8047760, 10462088, 13077610, 14945840, 16095520, 20924176, 26155220, 29891680, 41848352, 52310440, 104620880, 209241760]

約数ペア:

[(1, 209241760), (2, 104620880), (4, 52310440), (5, 41848352), (7, 29891680), (8, 26155220), (10, 20924176), (13, 16095520), (14, 14945840), (16, 13077610), (20, 10462088), (26, 8047760), (28, 7472920), (32, 6538805), (35, 5978336), (40, 5231044), (49, 4270240), (52, 4023880), (56, 3736460), (65, 3219104), (70, 2989168), (80, 2615522), (91, 2299360), (98, 2135120), (104, 2011940), (112, 1868230), (130, 1609552), (140, 1494584), (160, 1307761), (182, 1149680), (196, 1067560), (208, 1005970), (224, 934115), (245, 854048), (260, 804776), (280, 747292), (364, 574840), (392, 533780), (416, 502985), (455, 459872), (490, 427024), (520, 402388), (560, 373646), (637, 328480), (728, 287420), (784, 266890), (910, 229936), (980, 213512), (1040, 201194), (1120, 186823), (1274, 164240), (1456, 143710), (1568, 133445), (1820, 114968), (1960, 106756), (2053, 101920), (2080, 100597), (2548, 82120), (2912, 71855), (3185, 65696), (3640, 57484), (3920, 53378), (4106, 50960), (5096, 41060), (6370, 32848), (7280, 28742), (7840, 26689), (8212, 25480), (10192, 20530), (10265, 20384), (12740, 16424), (14371, 14560)]