221006240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 659425536

約数和(自身を除く): 438419296

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 160, 172, 182, 208, 215, 224, 260, 280, 301, 344, 353, 364, 416, 430, 455, 520, 559, 560, 602, 688, 706, 728, 860, 910, 1040, 1118, 1120, 1204, 1376, 1412, 1456, 1505, 1720, 1765, 1820, 2080, 2236, 2408, 2471, 2795, 2824, 2912, 3010, 3440, 3530, 3640, 3913, 4472, 4589, 4816, 4942, 5590, 5648, 6020, 6880, 7060, 7280, 7826, 8944, 9178, 9632, 9884, 11180, 11296, 12040, 12355, 14120, 14560, 15179, 15652, 17888, 18356, 19565, 19768, 22360, 22945, 24080, 24710, 28240, 30358, 31304, 32123, 36712, 39130, 39536, 44720, 45890, 48160, 49420, 56480, 60716, 62608, 64246, 73424, 75895, 78260, 79072, 89440, 91780, 98840, 106253, 121432, 125216, 128492, 146848, 151790, 156520, 160615, 183560, 197327, 197680, 212506, 242864, 256984, 303580, 313040, 321230, 367120, 394654, 395360, 425012, 485728, 513968, 531265, 607160, 626080, 642460, 734240, 789308, 850024, 986635, 1027936, 1062530, 1214320, 1284920, 1381289, 1578616, 1700048, 1973270, 2125060, 2428640, 2569840, 2762578, 3157232, 3400096, 3946540, 4250120, 5139680, 5525156, 6314464, 6906445, 7893080, 8500240, 11050312, 13812890, 15786160, 17000480, 22100624, 27625780, 31572320, 44201248, 55251560, 110503120, 221006240]

約数ペア:

[(1, 221006240), (2, 110503120), (4, 55251560), (5, 44201248), (7, 31572320), (8, 27625780), (10, 22100624), (13, 17000480), (14, 15786160), (16, 13812890), (20, 11050312), (26, 8500240), (28, 7893080), (32, 6906445), (35, 6314464), (40, 5525156), (43, 5139680), (52, 4250120), (56, 3946540), (65, 3400096), (70, 3157232), (80, 2762578), (86, 2569840), (91, 2428640), (104, 2125060), (112, 1973270), (130, 1700048), (140, 1578616), (160, 1381289), (172, 1284920), (182, 1214320), (208, 1062530), (215, 1027936), (224, 986635), (260, 850024), (280, 789308), (301, 734240), (344, 642460), (353, 626080), (364, 607160), (416, 531265), (430, 513968), (455, 485728), (520, 425012), (559, 395360), (560, 394654), (602, 367120), (688, 321230), (706, 313040), (728, 303580), (860, 256984), (910, 242864), (1040, 212506), (1118, 197680), (1120, 197327), (1204, 183560), (1376, 160615), (1412, 156520), (1456, 151790), (1505, 146848), (1720, 128492), (1765, 125216), (1820, 121432), (2080, 106253), (2236, 98840), (2408, 91780), (2471, 89440), (2795, 79072), (2824, 78260), (2912, 75895), (3010, 73424), (3440, 64246), (3530, 62608), (3640, 60716), (3913, 56480), (4472, 49420), (4589, 48160), (4816, 45890), (4942, 44720), (5590, 39536), (5648, 39130), (6020, 36712), (6880, 32123), (7060, 31304), (7280, 30358), (7826, 28240), (8944, 24710), (9178, 24080), (9632, 22945), (9884, 22360), (11180, 19768), (11296, 19565), (12040, 18356), (12355, 17888), (14120, 15652), (14560, 15179)]