128874564

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 288

約数和(自身を含む): 438337536

約数和(自身を除く): 309462972

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 31, 36, 39, 42, 47, 52, 54, 62, 63, 78, 81, 84, 91, 93, 94, 108, 117, 124, 126, 141, 156, 162, 182, 186, 188, 189, 217, 234, 243, 252, 273, 279, 282, 324, 329, 351, 364, 372, 378, 403, 423, 434, 468, 486, 546, 558, 564, 567, 611, 651, 658, 702, 756, 806, 819, 837, 846, 868, 972, 987, 1053, 1092, 1116, 1134, 1209, 1222, 1269, 1302, 1316, 1404, 1457, 1612, 1638, 1674, 1692, 1701, 1833, 1953, 1974, 2106, 2268, 2418, 2444, 2457, 2511, 2538, 2604, 2821, 2914, 2961, 3159, 3276, 3348, 3402, 3627, 3666, 3807, 3906, 3948, 4212, 4277, 4371, 4836, 4914, 5022, 5076, 5499, 5642, 5828, 5859, 5922, 6318, 6804, 7254, 7332, 7371, 7533, 7614, 7812, 8463, 8554, 8742, 8883, 9828, 10044, 10199, 10881, 10998, 11284, 11421, 11718, 11844, 12636, 12831, 13113, 14508, 14742, 15066, 15228, 16497, 16926, 17108, 17484, 17577, 17766, 18941, 20398, 21762, 21996, 22113, 22842, 23436, 25389, 25662, 26226, 26649, 29484, 30132, 30597, 32643, 32994, 33852, 35154, 35532, 37882, 38493, 39339, 40796, 43524, 44226, 45684, 49491, 50778, 51324, 52452, 52731, 53298, 56823, 61194, 65286, 65988, 70308, 75764, 76167, 76986, 78678, 79947, 88452, 91791, 97929, 98982, 101556, 105462, 106596, 113646, 115479, 118017, 122388, 130572, 132587, 148473, 152334, 153972, 157356, 159894, 170469, 183582, 195858, 197964, 210924, 227292, 228501, 230958, 236034, 265174, 275373, 296946, 304668, 319788, 340938, 346437, 354051, 367164, 391716, 397761, 457002, 461916, 472068, 511407, 530348, 550746, 593892, 681876, 685503, 692874, 708102, 795522, 826119, 914004, 1022814, 1039311, 1101492, 1193283, 1371006, 1385748, 1416204, 1534221, 1591044, 1652238, 2045628, 2078622, 2386566, 2478357, 2742012, 3068442, 3304476, 3579849, 4157244, 4602663, 4773132, 4956714, 6136884, 7159698, 9205326, 9913428, 10739547, 14319396, 18410652, 21479094, 32218641, 42958188, 64437282, 128874564]

約数ペア:

[(1, 128874564), (2, 64437282), (3, 42958188), (4, 32218641), (6, 21479094), (7, 18410652), (9, 14319396), (12, 10739547), (13, 9913428), (14, 9205326), (18, 7159698), (21, 6136884), (26, 4956714), (27, 4773132), (28, 4602663), (31, 4157244), (36, 3579849), (39, 3304476), (42, 3068442), (47, 2742012), (52, 2478357), (54, 2386566), (62, 2078622), (63, 2045628), (78, 1652238), (81, 1591044), (84, 1534221), (91, 1416204), (93, 1385748), (94, 1371006), (108, 1193283), (117, 1101492), (124, 1039311), (126, 1022814), (141, 914004), (156, 826119), (162, 795522), (182, 708102), (186, 692874), (188, 685503), (189, 681876), (217, 593892), (234, 550746), (243, 530348), (252, 511407), (273, 472068), (279, 461916), (282, 457002), (324, 397761), (329, 391716), (351, 367164), (364, 354051), (372, 346437), (378, 340938), (403, 319788), (423, 304668), (434, 296946), (468, 275373), (486, 265174), (546, 236034), (558, 230958), (564, 228501), (567, 227292), (611, 210924), (651, 197964), (658, 195858), (702, 183582), (756, 170469), (806, 159894), (819, 157356), (837, 153972), (846, 152334), (868, 148473), (972, 132587), (987, 130572), (1053, 122388), (1092, 118017), (1116, 115479), (1134, 113646), (1209, 106596), (1222, 105462), (1269, 101556), (1302, 98982), (1316, 97929), (1404, 91791), (1457, 88452), (1612, 79947), (1638, 78678), (1674, 76986), (1692, 76167), (1701, 75764), (1833, 70308), (1953, 65988), (1974, 65286), (2106, 61194), (2268, 56823), (2418, 53298), (2444, 52731), (2457, 52452), (2511, 51324), (2538, 50778), (2604, 49491), (2821, 45684), (2914, 44226), (2961, 43524), (3159, 40796), (3276, 39339), (3348, 38493), (3402, 37882), (3627, 35532), (3666, 35154), (3807, 33852), (3906, 32994), (3948, 32643), (4212, 30597), (4277, 30132), (4371, 29484), (4836, 26649), (4914, 26226), (5022, 25662), (5076, 25389), (5499, 23436), (5642, 22842), (5828, 22113), (5859, 21996), (5922, 21762), (6318, 20398), (6804, 18941), (7254, 17766), (7332, 17577), (7371, 17484), (7533, 17108), (7614, 16926), (7812, 16497), (8463, 15228), (8554, 15066), (8742, 14742), (8883, 14508), (9828, 13113), (10044, 12831), (10199, 12636), (10881, 11844), (10998, 11718), (11284, 11421)]