213004680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4157}}^1$

素因数の和:4239

約数の個数: 128

約数和(自身を含む): 742452480

約数和(自身を除く): 529447800

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, 4157, 4270, 5124, 6405, 7320, 8314, 8540, 10248, 12471, 12810, 16628, 17080, 20785, 24942, 25620, 29099, 33256, 41570, 49884, 51240, 58198, 62355, 83140, 87297, 99768, 116396, 124710, 145495, 166280, 174594, 232792, 249420, 253577, 290990, 349188, 436485, 498840, 507154, 581980, 698376, 760731, 872970, 1014308, 1163960, 1267885, 1521462, 1745940, 1775039, 2028616, 2535770, 3042924, 3491880, 3550078, 3803655, 5071540, 5325117, 6085848, 7100156, 7607310, 8875195, 10143080, 10650234, 14200312, 15214620, 17750390, 21300468, 26625585, 30429240, 35500780, 42600936, 53251170, 71001560, 106502340, 213004680]

約数ペア:

[(1, 213004680), (2, 106502340), (3, 71001560), (4, 53251170), (5, 42600936), (6, 35500780), (7, 30429240), (8, 26625585), (10, 21300468), (12, 17750390), (14, 15214620), (15, 14200312), (20, 10650234), (21, 10143080), (24, 8875195), (28, 7607310), (30, 7100156), (35, 6085848), (40, 5325117), (42, 5071540), (56, 3803655), (60, 3550078), (61, 3491880), (70, 3042924), (84, 2535770), (105, 2028616), (120, 1775039), (122, 1745940), (140, 1521462), (168, 1267885), (183, 1163960), (210, 1014308), (244, 872970), (280, 760731), (305, 698376), (366, 581980), (420, 507154), (427, 498840), (488, 436485), (610, 349188), (732, 290990), (840, 253577), (854, 249420), (915, 232792), (1220, 174594), (1281, 166280), (1464, 145495), (1708, 124710), (1830, 116396), (2135, 99768), (2440, 87297), (2562, 83140), (3416, 62355), (3660, 58198), (4157, 51240), (4270, 49884), (5124, 41570), (6405, 33256), (7320, 29099), (8314, 25620), (8540, 24942), (10248, 20785), (12471, 17080), (12810, 16628)]