689844120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{13463}}^1$

素因数の和:13545

約数の個数: 128

約数和(自身を含む): 2404131840

約数和(自身を除く): 1714287720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 3416, 3660, 4270, 5124, 6405, 7320, 8540, 10248, 12810, 13463, 17080, 25620, 26926, 40389, 51240, 53852, 67315, 80778, 94241, 107704, 134630, 161556, 188482, 201945, 269260, 282723, 323112, 376964, 403890, 471205, 538520, 565446, 753928, 807780, 821243, 942410, 1130892, 1413615, 1615560, 1642486, 1884820, 2261784, 2463729, 2827230, 3284972, 3769640, 4106215, 4927458, 5654460, 5748701, 6569944, 8212430, 9854916, 11308920, 11497402, 12318645, 16424860, 17246103, 19709832, 22994804, 24637290, 28743505, 32849720, 34492206, 45989608, 49274580, 57487010, 68984412, 86230515, 98549160, 114974020, 137968824, 172461030, 229948040, 344922060, 689844120]

約数ペア:

[(1, 689844120), (2, 344922060), (3, 229948040), (4, 172461030), (5, 137968824), (6, 114974020), (7, 98549160), (8, 86230515), (10, 68984412), (12, 57487010), (14, 49274580), (15, 45989608), (20, 34492206), (21, 32849720), (24, 28743505), (28, 24637290), (30, 22994804), (35, 19709832), (40, 17246103), (42, 16424860), (56, 12318645), (60, 11497402), (61, 11308920), (70, 9854916), (84, 8212430), (105, 6569944), (120, 5748701), (122, 5654460), (140, 4927458), (168, 4106215), (183, 3769640), (210, 3284972), (244, 2827230), (280, 2463729), (305, 2261784), (366, 1884820), (420, 1642486), (427, 1615560), (488, 1413615), (610, 1130892), (732, 942410), (840, 821243), (854, 807780), (915, 753928), (1220, 565446), (1281, 538520), (1464, 471205), (1708, 403890), (1830, 376964), (2135, 323112), (2440, 282723), (2562, 269260), (3416, 201945), (3660, 188482), (4270, 161556), (5124, 134630), (6405, 107704), (7320, 94241), (8540, 80778), (10248, 67315), (12810, 53852), (13463, 51240), (17080, 40389), (25620, 26926)]