218628396

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1$

素因数の和:370

約数の個数: 180

約数和(自身を含む): 681313248

約数和(自身を除く): 462684852

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 47, 49, 54, 63, 81, 84, 94, 98, 108, 126, 141, 147, 162, 188, 189, 196, 252, 282, 293, 294, 324, 329, 378, 423, 441, 564, 567, 586, 588, 658, 756, 846, 879, 882, 987, 1134, 1172, 1269, 1316, 1323, 1692, 1758, 1764, 1974, 2051, 2268, 2303, 2538, 2637, 2646, 2961, 3516, 3807, 3948, 3969, 4102, 4606, 5076, 5274, 5292, 5922, 6153, 6909, 7614, 7911, 7938, 8204, 8883, 9212, 10548, 11844, 12306, 13771, 13818, 14357, 15228, 15822, 15876, 17766, 18459, 20727, 23733, 24612, 26649, 27542, 27636, 28714, 31644, 35532, 36918, 41313, 41454, 43071, 47466, 53298, 55084, 55377, 57428, 62181, 73836, 82626, 82908, 86142, 94932, 96397, 106596, 110754, 123939, 124362, 129213, 165252, 166131, 172284, 186543, 192794, 221508, 247878, 248724, 258426, 289191, 332262, 371817, 373086, 385588, 387639, 495756, 516852, 578382, 664524, 674779, 743634, 746172, 775278, 867573, 1115451, 1156764, 1162917, 1349558, 1487268, 1550556, 1735146, 2024337, 2230902, 2325834, 2602719, 2699116, 3470292, 4048674, 4461804, 4651668, 5205438, 6073011, 7808157, 8097348, 10410876, 12146022, 15616314, 18219033, 24292044, 31232628, 36438066, 54657099, 72876132, 109314198, 218628396]

約数ペア:

[(1, 218628396), (2, 109314198), (3, 72876132), (4, 54657099), (6, 36438066), (7, 31232628), (9, 24292044), (12, 18219033), (14, 15616314), (18, 12146022), (21, 10410876), (27, 8097348), (28, 7808157), (36, 6073011), (42, 5205438), (47, 4651668), (49, 4461804), (54, 4048674), (63, 3470292), (81, 2699116), (84, 2602719), (94, 2325834), (98, 2230902), (108, 2024337), (126, 1735146), (141, 1550556), (147, 1487268), (162, 1349558), (188, 1162917), (189, 1156764), (196, 1115451), (252, 867573), (282, 775278), (293, 746172), (294, 743634), (324, 674779), (329, 664524), (378, 578382), (423, 516852), (441, 495756), (564, 387639), (567, 385588), (586, 373086), (588, 371817), (658, 332262), (756, 289191), (846, 258426), (879, 248724), (882, 247878), (987, 221508), (1134, 192794), (1172, 186543), (1269, 172284), (1316, 166131), (1323, 165252), (1692, 129213), (1758, 124362), (1764, 123939), (1974, 110754), (2051, 106596), (2268, 96397), (2303, 94932), (2538, 86142), (2637, 82908), (2646, 82626), (2961, 73836), (3516, 62181), (3807, 57428), (3948, 55377), (3969, 55084), (4102, 53298), (4606, 47466), (5076, 43071), (5274, 41454), (5292, 41313), (5922, 36918), (6153, 35532), (6909, 31644), (7614, 28714), (7911, 27636), (7938, 27542), (8204, 26649), (8883, 24612), (9212, 23733), (10548, 20727), (11844, 18459), (12306, 17766), (13771, 15876), (13818, 15822), (14357, 15228)]