222791120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1531}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 553946688

約数和(自身を除く): 331155568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 107, 136, 170, 214, 272, 340, 428, 535, 680, 856, 1070, 1360, 1531, 1712, 1819, 2140, 3062, 3638, 4280, 6124, 7276, 7655, 8560, 9095, 12248, 14552, 15310, 18190, 24496, 26027, 29104, 30620, 36380, 52054, 61240, 72760, 104108, 122480, 130135, 145520, 163817, 208216, 260270, 327634, 416432, 520540, 655268, 819085, 1041080, 1310536, 1638170, 2082160, 2621072, 2784889, 3276340, 5569778, 6552680, 11139556, 13105360, 13924445, 22279112, 27848890, 44558224, 55697780, 111395560, 222791120]

約数ペア:

[(1, 222791120), (2, 111395560), (4, 55697780), (5, 44558224), (8, 27848890), (10, 22279112), (16, 13924445), (17, 13105360), (20, 11139556), (34, 6552680), (40, 5569778), (68, 3276340), (80, 2784889), (85, 2621072), (107, 2082160), (136, 1638170), (170, 1310536), (214, 1041080), (272, 819085), (340, 655268), (428, 520540), (535, 416432), (680, 327634), (856, 260270), (1070, 208216), (1360, 163817), (1531, 145520), (1712, 130135), (1819, 122480), (2140, 104108), (3062, 72760), (3638, 61240), (4280, 52054), (6124, 36380), (7276, 30620), (7655, 29104), (8560, 26027), (9095, 24496), (12248, 18190), (14552, 15310)]