2131203438

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:172

約数の個数: 288

約数和(自身を含む): 6309488640

約数和(自身を除く): 4178285202

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 31, 38, 39, 42, 47, 57, 62, 63, 78, 91, 93, 94, 114, 117, 126, 133, 141, 171, 182, 186, 217, 234, 247, 266, 273, 279, 282, 329, 342, 399, 403, 423, 434, 494, 546, 558, 589, 611, 651, 658, 741, 798, 806, 819, 846, 893, 987, 1178, 1197, 1209, 1222, 1302, 1457, 1482, 1638, 1729, 1767, 1786, 1833, 1953, 1974, 2209, 2223, 2394, 2418, 2679, 2821, 2914, 2961, 3458, 3534, 3627, 3666, 3906, 4123, 4277, 4371, 4418, 4446, 5187, 5301, 5358, 5499, 5642, 5922, 6251, 6627, 7254, 7657, 8037, 8246, 8463, 8554, 8742, 10199, 10374, 10602, 10998, 11609, 12369, 12502, 12831, 13113, 13254, 15314, 15463, 15561, 16074, 16926, 18753, 18941, 19881, 20398, 22971, 23218, 24738, 25389, 25662, 26226, 27683, 28717, 30597, 30926, 31122, 34827, 37107, 37506, 37882, 38493, 39762, 41971, 45942, 46389, 50778, 53599, 55366, 56259, 56823, 57434, 61194, 68479, 68913, 69654, 74214, 76986, 81263, 83049, 83942, 86151, 91791, 92778, 104481, 107198, 112518, 113646, 125913, 132587, 136958, 137826, 139167, 160797, 162526, 166098, 170469, 172302, 183582, 193781, 201019, 205437, 208962, 243789, 249147, 251826, 258453, 265174, 278334, 293797, 321594, 340938, 359879, 377739, 387562, 397761, 402038, 410874, 479353, 482391, 487578, 498294, 516906, 545623, 581343, 587594, 603057, 616311, 719758, 731367, 755478, 795522, 881391, 890227, 958706, 964782, 1079637, 1091246, 1162686, 1193283, 1206114, 1232622, 1301101, 1438059, 1462734, 1636869, 1744029, 1762782, 1780454, 1809171, 2159274, 2386566, 2519153, 2602202, 2644173, 2670681, 2876118, 3238911, 3273738, 3488058, 3618342, 3819361, 3903303, 4314177, 4910607, 5038306, 5288346, 5341362, 6231589, 6477822, 7557459, 7638722, 7806606, 8012043, 8628354, 9107707, 9821214, 11458083, 11709909, 12463178, 15114918, 16024086, 16914313, 18215414, 18694767, 22672377, 22916166, 23419818, 27323121, 33828626, 34374249, 37389534, 45344754, 50742939, 54646242, 56084301, 68748498, 81969363, 101485878, 112168602, 118400191, 152228817, 163938726, 236800382, 304457634, 355200573, 710401146, 1065601719, 2131203438]

約数ペア:

[(1, 2131203438), (2, 1065601719), (3, 710401146), (6, 355200573), (7, 304457634), (9, 236800382), (13, 163938726), (14, 152228817), (18, 118400191), (19, 112168602), (21, 101485878), (26, 81969363), (31, 68748498), (38, 56084301), (39, 54646242), (42, 50742939), (47, 45344754), (57, 37389534), (62, 34374249), (63, 33828626), (78, 27323121), (91, 23419818), (93, 22916166), (94, 22672377), (114, 18694767), (117, 18215414), (126, 16914313), (133, 16024086), (141, 15114918), (171, 12463178), (182, 11709909), (186, 11458083), (217, 9821214), (234, 9107707), (247, 8628354), (266, 8012043), (273, 7806606), (279, 7638722), (282, 7557459), (329, 6477822), (342, 6231589), (399, 5341362), (403, 5288346), (423, 5038306), (434, 4910607), (494, 4314177), (546, 3903303), (558, 3819361), (589, 3618342), (611, 3488058), (651, 3273738), (658, 3238911), (741, 2876118), (798, 2670681), (806, 2644173), (819, 2602202), (846, 2519153), (893, 2386566), (987, 2159274), (1178, 1809171), (1197, 1780454), (1209, 1762782), (1222, 1744029), (1302, 1636869), (1457, 1462734), (1482, 1438059), (1638, 1301101), (1729, 1232622), (1767, 1206114), (1786, 1193283), (1833, 1162686), (1953, 1091246), (1974, 1079637), (2209, 964782), (2223, 958706), (2394, 890227), (2418, 881391), (2679, 795522), (2821, 755478), (2914, 731367), (2961, 719758), (3458, 616311), (3534, 603057), (3627, 587594), (3666, 581343), (3906, 545623), (4123, 516906), (4277, 498294), (4371, 487578), (4418, 482391), (4446, 479353), (5187, 410874), (5301, 402038), (5358, 397761), (5499, 387562), (5642, 377739), (5922, 359879), (6251, 340938), (6627, 321594), (7254, 293797), (7657, 278334), (8037, 265174), (8246, 258453), (8463, 251826), (8554, 249147), (8742, 243789), (10199, 208962), (10374, 205437), (10602, 201019), (10998, 193781), (11609, 183582), (12369, 172302), (12502, 170469), (12831, 166098), (13113, 162526), (13254, 160797), (15314, 139167), (15463, 137826), (15561, 136958), (16074, 132587), (16926, 125913), (18753, 113646), (18941, 112518), (19881, 107198), (20398, 104481), (22971, 92778), (23218, 91791), (24738, 86151), (25389, 83942), (25662, 83049), (26226, 81263), (27683, 76986), (28717, 74214), (30597, 69654), (30926, 68913), (31122, 68479), (34827, 61194), (37107, 57434), (37506, 56823), (37882, 56259), (38493, 55366), (39762, 53599), (41971, 50778), (45942, 46389)]