161982828

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 216

約数和(自身を含む): 522849600

約数和(自身を除く): 360866772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 49, 54, 57, 63, 76, 81, 84, 98, 108, 114, 126, 133, 147, 162, 171, 179, 189, 196, 228, 243, 252, 266, 294, 324, 342, 358, 378, 399, 441, 486, 513, 532, 537, 567, 588, 684, 716, 756, 798, 882, 931, 972, 1026, 1074, 1134, 1197, 1253, 1323, 1539, 1596, 1611, 1701, 1764, 1862, 2052, 2148, 2268, 2394, 2506, 2646, 2793, 3078, 3222, 3401, 3402, 3591, 3724, 3759, 3969, 4617, 4788, 4833, 5012, 5292, 5586, 6156, 6444, 6802, 6804, 7182, 7518, 7938, 8379, 8771, 9234, 9666, 10203, 10773, 11172, 11277, 11907, 13604, 14364, 14499, 15036, 15876, 16758, 17542, 18468, 19332, 20406, 21546, 22554, 23807, 23814, 25137, 26313, 28998, 30609, 32319, 33516, 33831, 35084, 40812, 43092, 43497, 45108, 47614, 47628, 50274, 52626, 57996, 61218, 64638, 67662, 71421, 75411, 78939, 86994, 91827, 95228, 100548, 101493, 105252, 122436, 129276, 135324, 142842, 150822, 157878, 166649, 173988, 183654, 202986, 214263, 226233, 236817, 275481, 285684, 301644, 304479, 315756, 333298, 367308, 405972, 428526, 452466, 473634, 499947, 550962, 608958, 642789, 666596, 710451, 826443, 857052, 904932, 947268, 999894, 1101924, 1217916, 1285578, 1420902, 1499841, 1652886, 1928367, 1999788, 2131353, 2571156, 2841804, 2999682, 3305772, 3856734, 4262706, 4499523, 5785101, 5999364, 7713468, 8525412, 8999046, 11570202, 13498569, 17998092, 23140404, 26997138, 40495707, 53994276, 80991414, 161982828]

約数ペア:

[(1, 161982828), (2, 80991414), (3, 53994276), (4, 40495707), (6, 26997138), (7, 23140404), (9, 17998092), (12, 13498569), (14, 11570202), (18, 8999046), (19, 8525412), (21, 7713468), (27, 5999364), (28, 5785101), (36, 4499523), (38, 4262706), (42, 3856734), (49, 3305772), (54, 2999682), (57, 2841804), (63, 2571156), (76, 2131353), (81, 1999788), (84, 1928367), (98, 1652886), (108, 1499841), (114, 1420902), (126, 1285578), (133, 1217916), (147, 1101924), (162, 999894), (171, 947268), (179, 904932), (189, 857052), (196, 826443), (228, 710451), (243, 666596), (252, 642789), (266, 608958), (294, 550962), (324, 499947), (342, 473634), (358, 452466), (378, 428526), (399, 405972), (441, 367308), (486, 333298), (513, 315756), (532, 304479), (537, 301644), (567, 285684), (588, 275481), (684, 236817), (716, 226233), (756, 214263), (798, 202986), (882, 183654), (931, 173988), (972, 166649), (1026, 157878), (1074, 150822), (1134, 142842), (1197, 135324), (1253, 129276), (1323, 122436), (1539, 105252), (1596, 101493), (1611, 100548), (1701, 95228), (1764, 91827), (1862, 86994), (2052, 78939), (2148, 75411), (2268, 71421), (2394, 67662), (2506, 64638), (2646, 61218), (2793, 57996), (3078, 52626), (3222, 50274), (3401, 47628), (3402, 47614), (3591, 45108), (3724, 43497), (3759, 43092), (3969, 40812), (4617, 35084), (4788, 33831), (4833, 33516), (5012, 32319), (5292, 30609), (5586, 28998), (6156, 26313), (6444, 25137), (6802, 23814), (6804, 23807), (7182, 22554), (7518, 21546), (7938, 20406), (8379, 19332), (8771, 18468), (9234, 17542), (9666, 16758), (10203, 15876), (10773, 15036), (11172, 14499), (11277, 14364), (11907, 13604)]