620895528

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:106

約数の個数: 240

約数和(自身を含む): 2009904000

約数和(自身を除く): 1389008472

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 19, 22, 24, 31, 33, 36, 38, 44, 57, 62, 66, 72, 76, 88, 93, 99, 114, 121, 124, 132, 152, 171, 186, 198, 209, 228, 242, 248, 264, 279, 341, 342, 363, 372, 396, 418, 456, 484, 558, 589, 627, 682, 684, 726, 744, 792, 836, 968, 1023, 1089, 1116, 1178, 1254, 1331, 1364, 1368, 1452, 1672, 1767, 1881, 2046, 2178, 2232, 2299, 2356, 2508, 2662, 2728, 2904, 3069, 3534, 3751, 3762, 3993, 4092, 4356, 4598, 4712, 5016, 5301, 5324, 6138, 6479, 6897, 7068, 7502, 7524, 7986, 8184, 8712, 9196, 10602, 10648, 11253, 11979, 12276, 12958, 13794, 14136, 14641, 15004, 15048, 15972, 18392, 19437, 20691, 21204, 22506, 23958, 24552, 25289, 25916, 27588, 29282, 30008, 31944, 33759, 38874, 41261, 41382, 42408, 43923, 45012, 47916, 50578, 51832, 55176, 58311, 58564, 67518, 71269, 75867, 77748, 82522, 82764, 87846, 90024, 95832, 101156, 116622, 117128, 123783, 131769, 135036, 142538, 151734, 155496, 165044, 165528, 175692, 202312, 213807, 227601, 233244, 247566, 263538, 270072, 278179, 285076, 303468, 330088, 351384, 371349, 427614, 453871, 455202, 466488, 495132, 527076, 556358, 570152, 606936, 641421, 742698, 783959, 834537, 855228, 907742, 910404, 990264, 1054152, 1112716, 1282842, 1361613, 1485396, 1567918, 1669074, 1710456, 1815484, 1820808, 2225432, 2351877, 2503611, 2565684, 2723226, 2970792, 3135836, 3338148, 3630968, 4084839, 4703754, 5007222, 5131368, 5446452, 6271672, 6676296, 7055631, 8169678, 8623549, 9407508, 10014444, 10892904, 14111262, 16339356, 17247098, 18815016, 20028888, 25870647, 28222524, 32678712, 34494196, 51741294, 56445048, 68988392, 77611941, 103482588, 155223882, 206965176, 310447764, 620895528]

約数ペア:

[(1, 620895528), (2, 310447764), (3, 206965176), (4, 155223882), (6, 103482588), (8, 77611941), (9, 68988392), (11, 56445048), (12, 51741294), (18, 34494196), (19, 32678712), (22, 28222524), (24, 25870647), (31, 20028888), (33, 18815016), (36, 17247098), (38, 16339356), (44, 14111262), (57, 10892904), (62, 10014444), (66, 9407508), (72, 8623549), (76, 8169678), (88, 7055631), (93, 6676296), (99, 6271672), (114, 5446452), (121, 5131368), (124, 5007222), (132, 4703754), (152, 4084839), (171, 3630968), (186, 3338148), (198, 3135836), (209, 2970792), (228, 2723226), (242, 2565684), (248, 2503611), (264, 2351877), (279, 2225432), (341, 1820808), (342, 1815484), (363, 1710456), (372, 1669074), (396, 1567918), (418, 1485396), (456, 1361613), (484, 1282842), (558, 1112716), (589, 1054152), (627, 990264), (682, 910404), (684, 907742), (726, 855228), (744, 834537), (792, 783959), (836, 742698), (968, 641421), (1023, 606936), (1089, 570152), (1116, 556358), (1178, 527076), (1254, 495132), (1331, 466488), (1364, 455202), (1368, 453871), (1452, 427614), (1672, 371349), (1767, 351384), (1881, 330088), (2046, 303468), (2178, 285076), (2232, 278179), (2299, 270072), (2356, 263538), (2508, 247566), (2662, 233244), (2728, 227601), (2904, 213807), (3069, 202312), (3534, 175692), (3751, 165528), (3762, 165044), (3993, 155496), (4092, 151734), (4356, 142538), (4598, 135036), (4712, 131769), (5016, 123783), (5301, 117128), (5324, 116622), (6138, 101156), (6479, 95832), (6897, 90024), (7068, 87846), (7502, 82764), (7524, 82522), (7986, 77748), (8184, 75867), (8712, 71269), (9196, 67518), (10602, 58564), (10648, 58311), (11253, 55176), (11979, 51832), (12276, 50578), (12958, 47916), (13794, 45012), (14136, 43923), (14641, 42408), (15004, 41382), (15048, 41261), (15972, 38874), (18392, 33759), (19437, 31944), (20691, 30008), (21204, 29282), (22506, 27588), (23958, 25916), (24552, 25289)]