147883520

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1031

約数の個数: 80

約数和(自身を含む): 360767088

約数和(自身を除く): 212883568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 947, 976, 1220, 1280, 1894, 1952, 2440, 2560, 3788, 3904, 4735, 4880, 7576, 7808, 9470, 9760, 15152, 15616, 18940, 19520, 30304, 31232, 37880, 39040, 57767, 60608, 75760, 78080, 115534, 121216, 151520, 156160, 231068, 242432, 288835, 303040, 462136, 484864, 577670, 606080, 924272, 1155340, 1212160, 1848544, 2310680, 2424320, 3697088, 4621360, 7394176, 9242720, 14788352, 18485440, 29576704, 36970880, 73941760, 147883520]

約数ペア:

[(1, 147883520), (2, 73941760), (4, 36970880), (5, 29576704), (8, 18485440), (10, 14788352), (16, 9242720), (20, 7394176), (32, 4621360), (40, 3697088), (61, 2424320), (64, 2310680), (80, 1848544), (122, 1212160), (128, 1155340), (160, 924272), (244, 606080), (256, 577670), (305, 484864), (320, 462136), (488, 303040), (512, 288835), (610, 242432), (640, 231068), (947, 156160), (976, 151520), (1220, 121216), (1280, 115534), (1894, 78080), (1952, 75760), (2440, 60608), (2560, 57767), (3788, 39040), (3904, 37880), (4735, 31232), (4880, 30304), (7576, 19520), (7808, 18940), (9470, 15616), (9760, 15152)]