280036764

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:630

約数の個数: 180

約数和(自身を含む): 880608960

約数和(自身を除く): 600572196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 252, 279, 294, 324, 372, 378, 434, 441, 558, 567, 569, 588, 651, 756, 837, 868, 882, 1116, 1134, 1138, 1302, 1323, 1519, 1674, 1707, 1764, 1953, 2268, 2276, 2511, 2604, 2646, 3038, 3348, 3414, 3906, 3969, 3983, 4557, 5022, 5121, 5292, 5859, 6076, 6828, 7812, 7938, 7966, 9114, 10044, 10242, 11718, 11949, 13671, 15363, 15876, 15932, 17577, 17639, 18228, 20484, 23436, 23898, 27342, 27881, 30726, 35154, 35278, 35847, 41013, 46089, 47796, 52917, 54684, 55762, 61452, 70308, 70556, 71694, 82026, 83643, 92178, 105834, 107541, 111524, 123039, 123473, 143388, 158751, 164052, 167286, 184356, 211668, 215082, 246078, 246946, 250929, 317502, 322623, 334572, 370419, 430164, 476253, 492156, 493892, 501858, 635004, 645246, 740838, 752787, 864311, 952506, 1003716, 1111257, 1290492, 1428759, 1481676, 1505574, 1728622, 1905012, 2222514, 2258361, 2592933, 2857518, 3011148, 3333771, 3457244, 4445028, 4516722, 5185866, 5715036, 6667542, 7778799, 9033444, 10001313, 10371732, 13335084, 15557598, 20002626, 23336397, 31115196, 40005252, 46672794, 70009191, 93345588, 140018382, 280036764]

約数ペア:

[(1, 280036764), (2, 140018382), (3, 93345588), (4, 70009191), (6, 46672794), (7, 40005252), (9, 31115196), (12, 23336397), (14, 20002626), (18, 15557598), (21, 13335084), (27, 10371732), (28, 10001313), (31, 9033444), (36, 7778799), (42, 6667542), (49, 5715036), (54, 5185866), (62, 4516722), (63, 4445028), (81, 3457244), (84, 3333771), (93, 3011148), (98, 2857518), (108, 2592933), (124, 2258361), (126, 2222514), (147, 1905012), (162, 1728622), (186, 1505574), (189, 1481676), (196, 1428759), (217, 1290492), (252, 1111257), (279, 1003716), (294, 952506), (324, 864311), (372, 752787), (378, 740838), (434, 645246), (441, 635004), (558, 501858), (567, 493892), (569, 492156), (588, 476253), (651, 430164), (756, 370419), (837, 334572), (868, 322623), (882, 317502), (1116, 250929), (1134, 246946), (1138, 246078), (1302, 215082), (1323, 211668), (1519, 184356), (1674, 167286), (1707, 164052), (1764, 158751), (1953, 143388), (2268, 123473), (2276, 123039), (2511, 111524), (2604, 107541), (2646, 105834), (3038, 92178), (3348, 83643), (3414, 82026), (3906, 71694), (3969, 70556), (3983, 70308), (4557, 61452), (5022, 55762), (5121, 54684), (5292, 52917), (5859, 47796), (6076, 46089), (6828, 41013), (7812, 35847), (7938, 35278), (7966, 35154), (9114, 30726), (10044, 27881), (10242, 27342), (11718, 23898), (11949, 23436), (13671, 20484), (15363, 18228), (15876, 17639), (15932, 17577)]