205265664

素因数分解:

$2^8\times 3^4\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:568

約数の個数: 180

約数和(自身を含む): 645515640

約数和(自身を除く): 440249976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 81, 96, 108, 114, 128, 144, 152, 162, 171, 192, 216, 228, 256, 288, 304, 324, 342, 384, 432, 456, 513, 521, 576, 608, 648, 684, 768, 864, 912, 1026, 1042, 1152, 1216, 1296, 1368, 1539, 1563, 1728, 1824, 2052, 2084, 2304, 2432, 2592, 2736, 3078, 3126, 3456, 3648, 4104, 4168, 4689, 4864, 5184, 5472, 6156, 6252, 6912, 7296, 8208, 8336, 9378, 9899, 10368, 10944, 12312, 12504, 14067, 14592, 16416, 16672, 18756, 19798, 20736, 21888, 24624, 25008, 28134, 29697, 32832, 33344, 37512, 39596, 42201, 43776, 49248, 50016, 56268, 59394, 65664, 66688, 75024, 79192, 84402, 89091, 98496, 100032, 112536, 118788, 131328, 133376, 150048, 158384, 168804, 178182, 196992, 200064, 225072, 237576, 267273, 300096, 316768, 337608, 356364, 393984, 400128, 450144, 475152, 534546, 600192, 633536, 675216, 712728, 801819, 900288, 950304, 1069092, 1200384, 1267072, 1350432, 1425456, 1603638, 1800576, 1900608, 2138184, 2534144, 2700864, 2850912, 3207276, 3601152, 3801216, 4276368, 5401728, 5701824, 6414552, 7602432, 8552736, 10803456, 11403648, 12829104, 17105472, 22807296, 25658208, 34210944, 51316416, 68421888, 102632832, 205265664]

約数ペア:

[(1, 205265664), (2, 102632832), (3, 68421888), (4, 51316416), (6, 34210944), (8, 25658208), (9, 22807296), (12, 17105472), (16, 12829104), (18, 11403648), (19, 10803456), (24, 8552736), (27, 7602432), (32, 6414552), (36, 5701824), (38, 5401728), (48, 4276368), (54, 3801216), (57, 3601152), (64, 3207276), (72, 2850912), (76, 2700864), (81, 2534144), (96, 2138184), (108, 1900608), (114, 1800576), (128, 1603638), (144, 1425456), (152, 1350432), (162, 1267072), (171, 1200384), (192, 1069092), (216, 950304), (228, 900288), (256, 801819), (288, 712728), (304, 675216), (324, 633536), (342, 600192), (384, 534546), (432, 475152), (456, 450144), (513, 400128), (521, 393984), (576, 356364), (608, 337608), (648, 316768), (684, 300096), (768, 267273), (864, 237576), (912, 225072), (1026, 200064), (1042, 196992), (1152, 178182), (1216, 168804), (1296, 158384), (1368, 150048), (1539, 133376), (1563, 131328), (1728, 118788), (1824, 112536), (2052, 100032), (2084, 98496), (2304, 89091), (2432, 84402), (2592, 79192), (2736, 75024), (3078, 66688), (3126, 65664), (3456, 59394), (3648, 56268), (4104, 50016), (4168, 49248), (4689, 43776), (4864, 42201), (5184, 39596), (5472, 37512), (6156, 33344), (6252, 32832), (6912, 29697), (7296, 28134), (8208, 25008), (8336, 24624), (9378, 21888), (9899, 20736), (10368, 19798), (10944, 18756), (12312, 16672), (12504, 16416), (14067, 14592)]