199983816

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 160

約数和(自身を含む): 606936000

約数和(自身を除く): 406952184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 37, 38, 54, 57, 72, 74, 76, 81, 108, 111, 114, 148, 152, 162, 171, 216, 222, 228, 296, 324, 333, 342, 439, 444, 456, 513, 648, 666, 684, 703, 878, 888, 999, 1026, 1317, 1332, 1368, 1406, 1539, 1756, 1998, 2052, 2109, 2634, 2664, 2812, 2997, 3078, 3512, 3951, 3996, 4104, 4218, 5268, 5624, 5994, 6156, 6327, 7902, 7992, 8341, 8436, 10536, 11853, 11988, 12312, 12654, 15804, 16243, 16682, 16872, 18981, 23706, 23976, 25023, 25308, 31608, 32486, 33364, 35559, 37962, 47412, 48729, 50046, 50616, 56943, 64972, 66728, 71118, 75069, 75924, 94824, 97458, 100092, 113886, 129944, 142236, 146187, 150138, 151848, 194916, 200184, 225207, 227772, 284472, 292374, 300276, 308617, 389832, 438561, 450414, 455544, 584748, 600552, 617234, 675621, 877122, 900828, 925851, 1169496, 1234468, 1315683, 1351242, 1754244, 1801656, 1851702, 2468936, 2631366, 2702484, 2777553, 3508488, 3703404, 5262732, 5404968, 5555106, 7406808, 8332659, 10525464, 11110212, 16665318, 22220424, 24997977, 33330636, 49995954, 66661272, 99991908, 199983816]

約数ペア:

[(1, 199983816), (2, 99991908), (3, 66661272), (4, 49995954), (6, 33330636), (8, 24997977), (9, 22220424), (12, 16665318), (18, 11110212), (19, 10525464), (24, 8332659), (27, 7406808), (36, 5555106), (37, 5404968), (38, 5262732), (54, 3703404), (57, 3508488), (72, 2777553), (74, 2702484), (76, 2631366), (81, 2468936), (108, 1851702), (111, 1801656), (114, 1754244), (148, 1351242), (152, 1315683), (162, 1234468), (171, 1169496), (216, 925851), (222, 900828), (228, 877122), (296, 675621), (324, 617234), (333, 600552), (342, 584748), (439, 455544), (444, 450414), (456, 438561), (513, 389832), (648, 308617), (666, 300276), (684, 292374), (703, 284472), (878, 227772), (888, 225207), (999, 200184), (1026, 194916), (1317, 151848), (1332, 150138), (1368, 146187), (1406, 142236), (1539, 129944), (1756, 113886), (1998, 100092), (2052, 97458), (2109, 94824), (2634, 75924), (2664, 75069), (2812, 71118), (2997, 66728), (3078, 64972), (3512, 56943), (3951, 50616), (3996, 50046), (4104, 48729), (4218, 47412), (5268, 37962), (5624, 35559), (5994, 33364), (6156, 32486), (6327, 31608), (7902, 25308), (7992, 25023), (8341, 23976), (8436, 23706), (10536, 18981), (11853, 16872), (11988, 16682), (12312, 16243), (12654, 15804)]