221030040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1310

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 649881960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 30, 33, 35, 38, 40, 42, 44, 55, 56, 57, 60, 66, 70, 76, 77, 84, 88, 95, 105, 110, 114, 120, 132, 133, 140, 152, 154, 165, 168, 190, 209, 210, 220, 228, 231, 264, 266, 280, 285, 308, 330, 380, 385, 399, 418, 420, 440, 456, 462, 532, 570, 616, 627, 660, 665, 760, 770, 798, 836, 840, 924, 1045, 1064, 1140, 1155, 1254, 1259, 1320, 1330, 1463, 1540, 1596, 1672, 1848, 1995, 2090, 2280, 2310, 2508, 2518, 2660, 2926, 3080, 3135, 3192, 3777, 3990, 4180, 4389, 4620, 5016, 5036, 5320, 5852, 6270, 6295, 7315, 7554, 7980, 8360, 8778, 8813, 9240, 10072, 11704, 12540, 12590, 13849, 14630, 15108, 15960, 17556, 17626, 18885, 21945, 23921, 25080, 25180, 26439, 27698, 29260, 30216, 35112, 35252, 37770, 41547, 43890, 44065, 47842, 50360, 52878, 55396, 58520, 69245, 70504, 71763, 75540, 83094, 87780, 88130, 95684, 96943, 105756, 110792, 119605, 132195, 138490, 143526, 151080, 166188, 167447, 175560, 176260, 191368, 193886, 207735, 211512, 239210, 263131, 264390, 276980, 287052, 290829, 332376, 334894, 352520, 358815, 387772, 415470, 478420, 484715, 502341, 526262, 528780, 553960, 574104, 581658, 669788, 717630, 775544, 789393, 830940, 837235, 956840, 969430, 1004682, 1052524, 1057560, 1163316, 1315655, 1339576, 1435260, 1454145, 1578786, 1661880, 1674470, 1841917, 1938860, 2009364, 2105048, 2326632, 2511705, 2631310, 2870520, 2908290, 3157572, 3348940, 3683834, 3877720, 3946965, 4018728, 5023410, 5262620, 5525751, 5816580, 6315144, 6697880, 7367668, 7893930, 9209585, 10046820, 10525240, 11051502, 11633160, 14735336, 15787860, 18419170, 20093640, 22103004, 27628755, 31575720, 36838340, 44206008, 55257510, 73676680, 110515020, 221030040]

約数ペア:

[(1, 221030040), (2, 110515020), (3, 73676680), (4, 55257510), (5, 44206008), (6, 36838340), (7, 31575720), (8, 27628755), (10, 22103004), (11, 20093640), (12, 18419170), (14, 15787860), (15, 14735336), (19, 11633160), (20, 11051502), (21, 10525240), (22, 10046820), (24, 9209585), (28, 7893930), (30, 7367668), (33, 6697880), (35, 6315144), (38, 5816580), (40, 5525751), (42, 5262620), (44, 5023410), (55, 4018728), (56, 3946965), (57, 3877720), (60, 3683834), (66, 3348940), (70, 3157572), (76, 2908290), (77, 2870520), (84, 2631310), (88, 2511705), (95, 2326632), (105, 2105048), (110, 2009364), (114, 1938860), (120, 1841917), (132, 1674470), (133, 1661880), (140, 1578786), (152, 1454145), (154, 1435260), (165, 1339576), (168, 1315655), (190, 1163316), (209, 1057560), (210, 1052524), (220, 1004682), (228, 969430), (231, 956840), (264, 837235), (266, 830940), (280, 789393), (285, 775544), (308, 717630), (330, 669788), (380, 581658), (385, 574104), (399, 553960), (418, 528780), (420, 526262), (440, 502341), (456, 484715), (462, 478420), (532, 415470), (570, 387772), (616, 358815), (627, 352520), (660, 334894), (665, 332376), (760, 290829), (770, 287052), (798, 276980), (836, 264390), (840, 263131), (924, 239210), (1045, 211512), (1064, 207735), (1140, 193886), (1155, 191368), (1254, 176260), (1259, 175560), (1320, 167447), (1330, 166188), (1463, 151080), (1540, 143526), (1596, 138490), (1672, 132195), (1848, 119605), (1995, 110792), (2090, 105756), (2280, 96943), (2310, 95684), (2508, 88130), (2518, 87780), (2660, 83094), (2926, 75540), (3080, 71763), (3135, 70504), (3192, 69245), (3777, 58520), (3990, 55396), (4180, 52878), (4389, 50360), (4620, 47842), (5016, 44065), (5036, 43890), (5320, 41547), (5852, 37770), (6270, 35252), (6295, 35112), (7315, 30216), (7554, 29260), (7980, 27698), (8360, 26439), (8778, 25180), (8813, 25080), (9240, 23921), (10072, 21945), (11704, 18885), (12540, 17626), (12590, 17556), (13849, 15960), (14630, 15108)]