266760320

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6833}}^1$

素因数の和:6913

約数の個数: 64

約数和(自身を含む): 648273240

約数和(自身を除く): 381512920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1952, 2440, 3904, 4880, 6833, 7808, 9760, 13666, 19520, 27332, 34165, 39040, 54664, 68330, 109328, 136660, 218656, 273320, 416813, 437312, 546640, 833626, 874624, 1093280, 1667252, 2084065, 2186560, 3334504, 4168130, 4373120, 6669008, 8336260, 13338016, 16672520, 26676032, 33345040, 53352064, 66690080, 133380160, 266760320]

約数ペア:

[(1, 266760320), (2, 133380160), (4, 66690080), (5, 53352064), (8, 33345040), (10, 26676032), (16, 16672520), (20, 13338016), (32, 8336260), (40, 6669008), (61, 4373120), (64, 4168130), (80, 3334504), (122, 2186560), (128, 2084065), (160, 1667252), (244, 1093280), (305, 874624), (320, 833626), (488, 546640), (610, 437312), (640, 416813), (976, 273320), (1220, 218656), (1952, 136660), (2440, 109328), (3904, 68330), (4880, 54664), (6833, 39040), (7808, 34165), (9760, 27332), (13666, 19520)]