22121600

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 56663040

約数和(自身を除く): 34541440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 223, 248, 310, 320, 400, 446, 496, 620, 640, 775, 800, 892, 992, 1115, 1240, 1550, 1600, 1784, 1984, 2230, 2480, 3100, 3200, 3568, 3968, 4460, 4960, 5575, 6200, 6913, 7136, 8920, 9920, 11150, 12400, 13826, 14272, 17840, 19840, 22300, 24800, 27652, 28544, 34565, 35680, 44600, 49600, 55304, 69130, 71360, 89200, 99200, 110608, 138260, 142720, 172825, 178400, 221216, 276520, 345650, 356800, 442432, 553040, 691300, 713600, 884864, 1106080, 1382600, 2212160, 2765200, 4424320, 5530400, 11060800, 22121600]

約数ペア:

[(1, 22121600), (2, 11060800), (4, 5530400), (5, 4424320), (8, 2765200), (10, 2212160), (16, 1382600), (20, 1106080), (25, 884864), (31, 713600), (32, 691300), (40, 553040), (50, 442432), (62, 356800), (64, 345650), (80, 276520), (100, 221216), (124, 178400), (128, 172825), (155, 142720), (160, 138260), (200, 110608), (223, 99200), (248, 89200), (310, 71360), (320, 69130), (400, 55304), (446, 49600), (496, 44600), (620, 35680), (640, 34565), (775, 28544), (800, 27652), (892, 24800), (992, 22300), (1115, 19840), (1240, 17840), (1550, 14272), (1600, 13826), (1784, 12400), (1984, 11150), (2230, 9920), (2480, 8920), (3100, 7136), (3200, 6913), (3568, 6200), (3968, 5575), (4460, 4960)]