399378408

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 192

約数和(自身を含む): 1206576000

約数和(自身を除く): 807197592

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 71, 78, 88, 104, 121, 132, 142, 143, 149, 156, 213, 242, 264, 284, 286, 298, 312, 363, 426, 429, 447, 484, 568, 572, 596, 726, 781, 852, 858, 894, 923, 968, 1144, 1192, 1452, 1562, 1573, 1639, 1704, 1716, 1788, 1846, 1937, 2343, 2769, 2904, 3124, 3146, 3278, 3432, 3576, 3692, 3874, 4686, 4719, 4917, 5538, 5811, 6248, 6292, 6556, 7384, 7748, 8591, 9372, 9438, 9834, 10153, 10579, 11076, 11622, 12584, 13112, 15496, 17182, 18029, 18744, 18876, 19668, 20306, 21158, 21307, 22152, 23244, 25773, 30459, 31737, 34364, 36058, 37752, 39336, 40612, 42316, 42614, 46488, 51546, 54087, 60918, 63474, 63921, 68728, 72116, 81224, 84632, 85228, 103092, 108174, 111683, 116369, 121836, 126948, 127842, 137527, 144232, 170456, 206184, 216348, 223366, 232738, 234377, 243672, 253896, 255684, 275054, 335049, 349107, 412581, 432696, 446732, 465476, 468754, 511368, 550108, 670098, 698214, 703131, 825162, 893464, 930952, 937508, 1100216, 1280059, 1340196, 1396428, 1406262, 1512797, 1650324, 1875016, 2560118, 2680392, 2792856, 2812524, 3025594, 3300648, 3840177, 4538391, 5120236, 5625048, 6051188, 7680354, 9076782, 10240472, 12102376, 15360708, 16640767, 18153564, 30721416, 33281534, 36307128, 49922301, 66563068, 99844602, 133126136, 199689204, 399378408]

約数ペア:

[(1, 399378408), (2, 199689204), (3, 133126136), (4, 99844602), (6, 66563068), (8, 49922301), (11, 36307128), (12, 33281534), (13, 30721416), (22, 18153564), (24, 16640767), (26, 15360708), (33, 12102376), (39, 10240472), (44, 9076782), (52, 7680354), (66, 6051188), (71, 5625048), (78, 5120236), (88, 4538391), (104, 3840177), (121, 3300648), (132, 3025594), (142, 2812524), (143, 2792856), (149, 2680392), (156, 2560118), (213, 1875016), (242, 1650324), (264, 1512797), (284, 1406262), (286, 1396428), (298, 1340196), (312, 1280059), (363, 1100216), (426, 937508), (429, 930952), (447, 893464), (484, 825162), (568, 703131), (572, 698214), (596, 670098), (726, 550108), (781, 511368), (852, 468754), (858, 465476), (894, 446732), (923, 432696), (968, 412581), (1144, 349107), (1192, 335049), (1452, 275054), (1562, 255684), (1573, 253896), (1639, 243672), (1704, 234377), (1716, 232738), (1788, 223366), (1846, 216348), (1937, 206184), (2343, 170456), (2769, 144232), (2904, 137527), (3124, 127842), (3146, 126948), (3278, 121836), (3432, 116369), (3576, 111683), (3692, 108174), (3874, 103092), (4686, 85228), (4719, 84632), (4917, 81224), (5538, 72116), (5811, 68728), (6248, 63921), (6292, 63474), (6556, 60918), (7384, 54087), (7748, 51546), (8591, 46488), (9372, 42614), (9438, 42316), (9834, 40612), (10153, 39336), (10579, 37752), (11076, 36058), (11622, 34364), (12584, 31737), (13112, 30459), (15496, 25773), (17182, 23244), (18029, 22152), (18744, 21307), (18876, 21158), (19668, 20306)]