213206840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 288

約数和(自身を含む): 654998400

約数和(自身を除く): 441791560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 31, 35, 40, 44, 49, 55, 56, 58, 62, 70, 77, 88, 98, 110, 116, 121, 124, 140, 145, 154, 155, 196, 203, 217, 220, 232, 242, 245, 248, 280, 290, 308, 310, 319, 341, 385, 392, 406, 434, 440, 484, 490, 539, 580, 605, 616, 620, 638, 682, 770, 812, 847, 868, 899, 968, 980, 1015, 1078, 1085, 1160, 1210, 1240, 1276, 1364, 1421, 1519, 1540, 1595, 1624, 1694, 1705, 1736, 1798, 1960, 2030, 2156, 2170, 2233, 2387, 2420, 2552, 2695, 2728, 2842, 3038, 3080, 3190, 3388, 3410, 3509, 3596, 3751, 4060, 4235, 4312, 4340, 4466, 4495, 4774, 4840, 5390, 5684, 5929, 6076, 6293, 6380, 6776, 6820, 7018, 7105, 7192, 7502, 7595, 8120, 8470, 8680, 8932, 8990, 9548, 9889, 10780, 11165, 11368, 11858, 11935, 12152, 12586, 12760, 13640, 14036, 14210, 15004, 15190, 15631, 16709, 16940, 17545, 17864, 17980, 18755, 19096, 19778, 21560, 22330, 23716, 23870, 24563, 25172, 26257, 28072, 28420, 29645, 30008, 30380, 31262, 31465, 33418, 33880, 35090, 35960, 37510, 39556, 44051, 44660, 47432, 47740, 49126, 49445, 50344, 52514, 56840, 59290, 60760, 62524, 62930, 66836, 69223, 70180, 75020, 78155, 79112, 83545, 88102, 89320, 95480, 98252, 98890, 105028, 108779, 118580, 122815, 125048, 125860, 131285, 133672, 138446, 140360, 150040, 156310, 167090, 171941, 176204, 183799, 196504, 197780, 210056, 217558, 220255, 237160, 245630, 251720, 262570, 276892, 312620, 334180, 343882, 346115, 352408, 367598, 395560, 435116, 440510, 484561, 491260, 525140, 543895, 553784, 625240, 668360, 687764, 692230, 735196, 761453, 859705, 870232, 881020, 918995, 969122, 982520, 1050280, 1087790, 1375528, 1384460, 1470392, 1522906, 1719410, 1762040, 1837990, 1938244, 2175580, 2422805, 2768920, 3045812, 3438820, 3675980, 3807265, 3876488, 4351160, 4845610, 5330171, 6091624, 6877640, 7351960, 7614530, 9691220, 10660342, 15229060, 19382440, 21320684, 26650855, 30458120, 42641368, 53301710, 106603420, 213206840]

約数ペア:

[(1, 213206840), (2, 106603420), (4, 53301710), (5, 42641368), (7, 30458120), (8, 26650855), (10, 21320684), (11, 19382440), (14, 15229060), (20, 10660342), (22, 9691220), (28, 7614530), (29, 7351960), (31, 6877640), (35, 6091624), (40, 5330171), (44, 4845610), (49, 4351160), (55, 3876488), (56, 3807265), (58, 3675980), (62, 3438820), (70, 3045812), (77, 2768920), (88, 2422805), (98, 2175580), (110, 1938244), (116, 1837990), (121, 1762040), (124, 1719410), (140, 1522906), (145, 1470392), (154, 1384460), (155, 1375528), (196, 1087790), (203, 1050280), (217, 982520), (220, 969122), (232, 918995), (242, 881020), (245, 870232), (248, 859705), (280, 761453), (290, 735196), (308, 692230), (310, 687764), (319, 668360), (341, 625240), (385, 553784), (392, 543895), (406, 525140), (434, 491260), (440, 484561), (484, 440510), (490, 435116), (539, 395560), (580, 367598), (605, 352408), (616, 346115), (620, 343882), (638, 334180), (682, 312620), (770, 276892), (812, 262570), (847, 251720), (868, 245630), (899, 237160), (968, 220255), (980, 217558), (1015, 210056), (1078, 197780), (1085, 196504), (1160, 183799), (1210, 176204), (1240, 171941), (1276, 167090), (1364, 156310), (1421, 150040), (1519, 140360), (1540, 138446), (1595, 133672), (1624, 131285), (1694, 125860), (1705, 125048), (1736, 122815), (1798, 118580), (1960, 108779), (2030, 105028), (2156, 98890), (2170, 98252), (2233, 95480), (2387, 89320), (2420, 88102), (2552, 83545), (2695, 79112), (2728, 78155), (2842, 75020), (3038, 70180), (3080, 69223), (3190, 66836), (3388, 62930), (3410, 62524), (3509, 60760), (3596, 59290), (3751, 56840), (4060, 52514), (4235, 50344), (4312, 49445), (4340, 49126), (4466, 47740), (4495, 47432), (4774, 44660), (4840, 44051), (5390, 39556), (5684, 37510), (5929, 35960), (6076, 35090), (6293, 33880), (6380, 33418), (6776, 31465), (6820, 31262), (7018, 30380), (7105, 30008), (7192, 29645), (7502, 28420), (7595, 28072), (8120, 26257), (8470, 25172), (8680, 24563), (8932, 23870), (8990, 23716), (9548, 22330), (9889, 21560), (10780, 19778), (11165, 19096), (11368, 18755), (11858, 17980), (11935, 17864), (12152, 17545), (12586, 16940), (12760, 16709), (13640, 15631), (14036, 15190), (14210, 15004)]