163916720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10957}}^1$

素因数の和:10998

約数の個数: 80

約数和(自身を含む): 440248608

約数和(自身を除く): 276331888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 10957, 14960, 21914, 43828, 54785, 87656, 109570, 120527, 175312, 186269, 219140, 241054, 372538, 438280, 482108, 602635, 745076, 876560, 931345, 964216, 1205270, 1490152, 1862690, 1928432, 2048959, 2410540, 2980304, 3725380, 4097918, 4821080, 7450760, 8195836, 9642160, 10244795, 14901520, 16391672, 20489590, 32783344, 40979180, 81958360, 163916720]

約数ペア:

[(1, 163916720), (2, 81958360), (4, 40979180), (5, 32783344), (8, 20489590), (10, 16391672), (11, 14901520), (16, 10244795), (17, 9642160), (20, 8195836), (22, 7450760), (34, 4821080), (40, 4097918), (44, 3725380), (55, 2980304), (68, 2410540), (80, 2048959), (85, 1928432), (88, 1862690), (110, 1490152), (136, 1205270), (170, 964216), (176, 931345), (187, 876560), (220, 745076), (272, 602635), (340, 482108), (374, 438280), (440, 372538), (680, 241054), (748, 219140), (880, 186269), (935, 175312), (1360, 120527), (1496, 109570), (1870, 87656), (2992, 54785), (3740, 43828), (7480, 21914), (10957, 14960)]