1327360

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 3421656

約数和(自身を除く): 2094296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 128, 136, 160, 170, 244, 256, 272, 305, 320, 340, 488, 544, 610, 640, 680, 976, 1037, 1088, 1220, 1280, 1360, 1952, 2074, 2176, 2440, 2720, 3904, 4148, 4352, 4880, 5185, 5440, 7808, 8296, 9760, 10370, 10880, 15616, 16592, 19520, 20740, 21760, 33184, 39040, 41480, 66368, 78080, 82960, 132736, 165920, 265472, 331840, 663680, 1327360]

約数ペア:

[(1, 1327360), (2, 663680), (4, 331840), (5, 265472), (8, 165920), (10, 132736), (16, 82960), (17, 78080), (20, 66368), (32, 41480), (34, 39040), (40, 33184), (61, 21760), (64, 20740), (68, 19520), (80, 16592), (85, 15616), (122, 10880), (128, 10370), (136, 9760), (160, 8296), (170, 7808), (244, 5440), (256, 5185), (272, 4880), (305, 4352), (320, 4148), (340, 3904), (488, 2720), (544, 2440), (610, 2176), (640, 2074), (680, 1952), (976, 1360), (1037, 1280), (1088, 1220)]