668449992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2029}}^1$

素因数の和:2135

約数の個数: 128

約数和(自身を含む): 1999468800

約数和(自身を除く): 1331018808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 53, 56, 74, 84, 106, 111, 148, 159, 168, 212, 222, 259, 296, 318, 371, 424, 444, 518, 636, 742, 777, 888, 1036, 1113, 1272, 1484, 1554, 1961, 2029, 2072, 2226, 2968, 3108, 3922, 4058, 4452, 5883, 6087, 6216, 7844, 8116, 8904, 11766, 12174, 13727, 14203, 15688, 16232, 23532, 24348, 27454, 28406, 41181, 42609, 47064, 48696, 54908, 56812, 75073, 82362, 85218, 107537, 109816, 113624, 150146, 164724, 170436, 215074, 225219, 300292, 322611, 329448, 340872, 430148, 450438, 525511, 600584, 645222, 752759, 860296, 900876, 1051022, 1290444, 1505518, 1576533, 1801752, 2102044, 2258277, 2580888, 3011036, 3153066, 3978869, 4204088, 4516554, 6022072, 6306132, 7957738, 9033108, 11936607, 12612264, 15915476, 18066216, 23873214, 27852083, 31830952, 47746428, 55704166, 83556249, 95492856, 111408332, 167112498, 222816664, 334224996, 668449992]

約数ペア:

[(1, 668449992), (2, 334224996), (3, 222816664), (4, 167112498), (6, 111408332), (7, 95492856), (8, 83556249), (12, 55704166), (14, 47746428), (21, 31830952), (24, 27852083), (28, 23873214), (37, 18066216), (42, 15915476), (53, 12612264), (56, 11936607), (74, 9033108), (84, 7957738), (106, 6306132), (111, 6022072), (148, 4516554), (159, 4204088), (168, 3978869), (212, 3153066), (222, 3011036), (259, 2580888), (296, 2258277), (318, 2102044), (371, 1801752), (424, 1576533), (444, 1505518), (518, 1290444), (636, 1051022), (742, 900876), (777, 860296), (888, 752759), (1036, 645222), (1113, 600584), (1272, 525511), (1484, 450438), (1554, 430148), (1961, 340872), (2029, 329448), (2072, 322611), (2226, 300292), (2968, 225219), (3108, 215074), (3922, 170436), (4058, 164724), (4452, 150146), (5883, 113624), (6087, 109816), (6216, 107537), (7844, 85218), (8116, 82362), (8904, 75073), (11766, 56812), (12174, 54908), (13727, 48696), (14203, 47064), (15688, 42609), (16232, 41181), (23532, 28406), (24348, 27454)]