215739468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{557}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 658082880

約数和(自身を除く): 442343412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 53, 58, 63, 84, 87, 106, 116, 126, 159, 174, 203, 212, 252, 261, 318, 348, 371, 406, 477, 522, 557, 609, 636, 742, 812, 954, 1044, 1113, 1114, 1218, 1484, 1537, 1671, 1827, 1908, 2226, 2228, 2436, 3074, 3339, 3342, 3654, 3899, 4452, 4611, 5013, 6148, 6678, 6684, 7308, 7798, 9222, 10026, 10759, 11697, 13356, 13833, 15596, 16153, 18444, 20052, 21518, 23394, 27666, 29521, 32277, 32306, 35091, 43036, 46788, 48459, 55332, 59042, 64554, 64612, 70182, 88563, 96831, 96918, 113071, 118084, 129108, 140364, 145377, 177126, 193662, 193836, 206647, 226142, 265689, 290754, 339213, 354252, 387324, 413294, 452284, 531378, 581508, 619941, 678426, 826588, 856109, 1017639, 1062756, 1239882, 1356852, 1712218, 1859823, 2035278, 2479764, 2568327, 3424436, 3719646, 4070556, 5136654, 5992763, 7439292, 7704981, 10273308, 11985526, 15409962, 17978289, 23971052, 30819924, 35956578, 53934867, 71913156, 107869734, 215739468]

約数ペア:

[(1, 215739468), (2, 107869734), (3, 71913156), (4, 53934867), (6, 35956578), (7, 30819924), (9, 23971052), (12, 17978289), (14, 15409962), (18, 11985526), (21, 10273308), (28, 7704981), (29, 7439292), (36, 5992763), (42, 5136654), (53, 4070556), (58, 3719646), (63, 3424436), (84, 2568327), (87, 2479764), (106, 2035278), (116, 1859823), (126, 1712218), (159, 1356852), (174, 1239882), (203, 1062756), (212, 1017639), (252, 856109), (261, 826588), (318, 678426), (348, 619941), (371, 581508), (406, 531378), (477, 452284), (522, 413294), (557, 387324), (609, 354252), (636, 339213), (742, 290754), (812, 265689), (954, 226142), (1044, 206647), (1113, 193836), (1114, 193662), (1218, 177126), (1484, 145377), (1537, 140364), (1671, 129108), (1827, 118084), (1908, 113071), (2226, 96918), (2228, 96831), (2436, 88563), (3074, 70182), (3339, 64612), (3342, 64554), (3654, 59042), (3899, 55332), (4452, 48459), (4611, 46788), (5013, 43036), (6148, 35091), (6678, 32306), (6684, 32277), (7308, 29521), (7798, 27666), (9222, 23394), (10026, 21518), (10759, 20052), (11697, 18444), (13356, 16153), (13833, 15596)]