211671662440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1\times {\mathrm{4663}}^1$

素因数の和:5631

約数の個数: 128

約数和(自身を含む): 547608821760

約数和(自身を除く): 335937159320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 280, 446, 727, 892, 1115, 1454, 1561, 1784, 2230, 2908, 3122, 3635, 4460, 4663, 5089, 5816, 6244, 7270, 7805, 8920, 9326, 10178, 12488, 14540, 15610, 18652, 20356, 23315, 25445, 29080, 31220, 32641, 37304, 40712, 46630, 50890, 62440, 65282, 93260, 101780, 130564, 162121, 163205, 186520, 203560, 261128, 324242, 326410, 648484, 652820, 810605, 1039849, 1134847, 1296968, 1305640, 1621210, 2079698, 2269694, 3242420, 3390001, 4159396, 4539388, 5199245, 5674235, 6484840, 6780002, 7278943, 8318792, 9078776, 10398490, 11348470, 13560004, 14557886, 16950005, 20796980, 22696940, 23730007, 27120008, 29115772, 33900010, 36394715, 41593960, 45393880, 47460014, 58231544, 67800020, 72789430, 94920028, 118650035, 135600040, 145578860, 189840056, 237300070, 291157720, 474600140, 755970223, 949200280, 1511940446, 3023880892, 3779851115, 5291791561, 6047761784, 7559702230, 10583583122, 15119404460, 21167166244, 26458957805, 30238808920, 42334332488, 52917915610, 105835831220, 211671662440]

約数ペア:

[(1, 211671662440), (2, 105835831220), (4, 52917915610), (5, 42334332488), (7, 30238808920), (8, 26458957805), (10, 21167166244), (14, 15119404460), (20, 10583583122), (28, 7559702230), (35, 6047761784), (40, 5291791561), (56, 3779851115), (70, 3023880892), (140, 1511940446), (223, 949200280), (280, 755970223), (446, 474600140), (727, 291157720), (892, 237300070), (1115, 189840056), (1454, 145578860), (1561, 135600040), (1784, 118650035), (2230, 94920028), (2908, 72789430), (3122, 67800020), (3635, 58231544), (4460, 47460014), (4663, 45393880), (5089, 41593960), (5816, 36394715), (6244, 33900010), (7270, 29115772), (7805, 27120008), (8920, 23730007), (9326, 22696940), (10178, 20796980), (12488, 16950005), (14540, 14557886), (15610, 13560004), (18652, 11348470), (20356, 10398490), (23315, 9078776), (25445, 8318792), (29080, 7278943), (31220, 6780002), (32641, 6484840), (37304, 5674235), (40712, 5199245), (46630, 4539388), (50890, 4159396), (62440, 3390001), (65282, 3242420), (93260, 2269694), (101780, 2079698), (130564, 1621210), (162121, 1305640), (163205, 1296968), (186520, 1134847), (203560, 1039849), (261128, 810605), (324242, 652820), (326410, 648484)]