213332280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 256

約数和(自身を含む): 767232000

約数和(自身を除く): 553899720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 71, 73, 84, 98, 105, 120, 140, 142, 146, 147, 168, 196, 210, 213, 219, 245, 280, 284, 292, 294, 343, 355, 365, 392, 420, 426, 438, 490, 497, 511, 568, 584, 588, 686, 710, 730, 735, 840, 852, 876, 980, 994, 1022, 1029, 1065, 1095, 1176, 1372, 1420, 1460, 1470, 1491, 1533, 1704, 1715, 1752, 1960, 1988, 2044, 2058, 2130, 2190, 2485, 2555, 2744, 2840, 2920, 2940, 2982, 3066, 3430, 3479, 3577, 3976, 4088, 4116, 4260, 4380, 4970, 5110, 5145, 5183, 5880, 5964, 6132, 6860, 6958, 7154, 7455, 7665, 8232, 8520, 8760, 9940, 10220, 10290, 10366, 10437, 10731, 11928, 12264, 13720, 13916, 14308, 14910, 15330, 15549, 17395, 17885, 19880, 20440, 20580, 20732, 20874, 21462, 24353, 25039, 25915, 27832, 28616, 29820, 30660, 31098, 34790, 35770, 36281, 41160, 41464, 41748, 42924, 48706, 50078, 51830, 52185, 53655, 59640, 61320, 62196, 69580, 71540, 72562, 73059, 75117, 77745, 83496, 85848, 97412, 100156, 103660, 104370, 107310, 108843, 121765, 124392, 125195, 139160, 143080, 145124, 146118, 150234, 155490, 181405, 194824, 200312, 207320, 208740, 214620, 217686, 243530, 250390, 253967, 290248, 292236, 300468, 310980, 362810, 365295, 375585, 417480, 429240, 435372, 487060, 500780, 507934, 544215, 584472, 600936, 621960, 725620, 730590, 751170, 761901, 870744, 974120, 1001560, 1015868, 1088430, 1269835, 1451240, 1461180, 1502340, 1523802, 1777769, 2031736, 2176860, 2539670, 2922360, 3004680, 3047604, 3555538, 3809505, 4353720, 5079340, 5333307, 6095208, 7111076, 7619010, 8888845, 10158680, 10666614, 14222152, 15238020, 17777690, 21333228, 26666535, 30476040, 35555380, 42666456, 53333070, 71110760, 106666140, 213332280]

約数ペア:

[(1, 213332280), (2, 106666140), (3, 71110760), (4, 53333070), (5, 42666456), (6, 35555380), (7, 30476040), (8, 26666535), (10, 21333228), (12, 17777690), (14, 15238020), (15, 14222152), (20, 10666614), (21, 10158680), (24, 8888845), (28, 7619010), (30, 7111076), (35, 6095208), (40, 5333307), (42, 5079340), (49, 4353720), (56, 3809505), (60, 3555538), (70, 3047604), (71, 3004680), (73, 2922360), (84, 2539670), (98, 2176860), (105, 2031736), (120, 1777769), (140, 1523802), (142, 1502340), (146, 1461180), (147, 1451240), (168, 1269835), (196, 1088430), (210, 1015868), (213, 1001560), (219, 974120), (245, 870744), (280, 761901), (284, 751170), (292, 730590), (294, 725620), (343, 621960), (355, 600936), (365, 584472), (392, 544215), (420, 507934), (426, 500780), (438, 487060), (490, 435372), (497, 429240), (511, 417480), (568, 375585), (584, 365295), (588, 362810), (686, 310980), (710, 300468), (730, 292236), (735, 290248), (840, 253967), (852, 250390), (876, 243530), (980, 217686), (994, 214620), (1022, 208740), (1029, 207320), (1065, 200312), (1095, 194824), (1176, 181405), (1372, 155490), (1420, 150234), (1460, 146118), (1470, 145124), (1491, 143080), (1533, 139160), (1704, 125195), (1715, 124392), (1752, 121765), (1960, 108843), (1988, 107310), (2044, 104370), (2058, 103660), (2130, 100156), (2190, 97412), (2485, 85848), (2555, 83496), (2744, 77745), (2840, 75117), (2920, 73059), (2940, 72562), (2982, 71540), (3066, 69580), (3430, 62196), (3479, 61320), (3577, 59640), (3976, 53655), (4088, 52185), (4116, 51830), (4260, 50078), (4380, 48706), (4970, 42924), (5110, 41748), (5145, 41464), (5183, 41160), (5880, 36281), (5964, 35770), (6132, 34790), (6860, 31098), (6958, 30660), (7154, 29820), (7455, 28616), (7665, 27832), (8232, 25915), (8520, 25039), (8760, 24353), (9940, 21462), (10220, 20874), (10290, 20732), (10366, 20580), (10437, 20440), (10731, 19880), (11928, 17885), (12264, 17395), (13720, 15549), (13916, 15330), (14308, 14910)]