221060840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5521}}^1$

素因数の和:5563

約数の個数: 128

約数和(自身を含む): 667941120

約数和(自身を除く): 446880280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 2002, 2860, 3080, 3640, 4004, 5005, 5521, 5720, 8008, 10010, 11042, 20020, 22084, 27605, 38647, 40040, 44168, 55210, 60731, 71773, 77294, 110420, 121462, 143546, 154588, 193235, 220840, 242924, 287092, 303655, 309176, 358865, 386470, 425117, 485848, 502411, 574184, 607310, 717730, 772940, 789503, 850234, 1004822, 1214620, 1435460, 1545880, 1579006, 1700468, 2009644, 2125585, 2429240, 2512055, 2870920, 3158012, 3400936, 3947515, 4019288, 4251170, 5024110, 5526521, 6316024, 7895030, 8502340, 10048220, 11053042, 15790060, 17004680, 20096440, 22106084, 27632605, 31580120, 44212168, 55265210, 110530420, 221060840]

約数ペア:

[(1, 221060840), (2, 110530420), (4, 55265210), (5, 44212168), (7, 31580120), (8, 27632605), (10, 22106084), (11, 20096440), (13, 17004680), (14, 15790060), (20, 11053042), (22, 10048220), (26, 8502340), (28, 7895030), (35, 6316024), (40, 5526521), (44, 5024110), (52, 4251170), (55, 4019288), (56, 3947515), (65, 3400936), (70, 3158012), (77, 2870920), (88, 2512055), (91, 2429240), (104, 2125585), (110, 2009644), (130, 1700468), (140, 1579006), (143, 1545880), (154, 1435460), (182, 1214620), (220, 1004822), (260, 850234), (280, 789503), (286, 772940), (308, 717730), (364, 607310), (385, 574184), (440, 502411), (455, 485848), (520, 425117), (572, 386470), (616, 358865), (715, 309176), (728, 303655), (770, 287092), (910, 242924), (1001, 220840), (1144, 193235), (1430, 154588), (1540, 143546), (1820, 121462), (2002, 110420), (2860, 77294), (3080, 71773), (3640, 60731), (4004, 55210), (5005, 44168), (5521, 40040), (5720, 38647), (8008, 27605), (10010, 22084), (11042, 20020)]