15922720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 41912640

約数和(自身を除く): 25989920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 83, 88, 109, 110, 160, 166, 176, 218, 220, 332, 352, 415, 436, 440, 545, 664, 830, 872, 880, 913, 1090, 1199, 1328, 1660, 1744, 1760, 1826, 2180, 2398, 2656, 3320, 3488, 3652, 4360, 4565, 4796, 5995, 6640, 7304, 8720, 9047, 9130, 9592, 11990, 13280, 14608, 17440, 18094, 18260, 19184, 23980, 29216, 36188, 36520, 38368, 45235, 47960, 72376, 73040, 90470, 95920, 99517, 144752, 146080, 180940, 191840, 199034, 289504, 361880, 398068, 497585, 723760, 796136, 995170, 1447520, 1592272, 1990340, 3184544, 3980680, 7961360, 15922720]

約数ペア:

[(1, 15922720), (2, 7961360), (4, 3980680), (5, 3184544), (8, 1990340), (10, 1592272), (11, 1447520), (16, 995170), (20, 796136), (22, 723760), (32, 497585), (40, 398068), (44, 361880), (55, 289504), (80, 199034), (83, 191840), (88, 180940), (109, 146080), (110, 144752), (160, 99517), (166, 95920), (176, 90470), (218, 73040), (220, 72376), (332, 47960), (352, 45235), (415, 38368), (436, 36520), (440, 36188), (545, 29216), (664, 23980), (830, 19184), (872, 18260), (880, 18094), (913, 17440), (1090, 14608), (1199, 13280), (1328, 11990), (1660, 9592), (1744, 9130), (1760, 9047), (1826, 8720), (2180, 7304), (2398, 6640), (2656, 5995), (3320, 4796), (3488, 4565), (3652, 4360)]