211491360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:895

約数の個数: 144

約数和(自身を含む): 726014016

約数和(自身を除く): 514522656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 227, 240, 288, 360, 454, 480, 647, 681, 720, 908, 1135, 1294, 1362, 1440, 1816, 1941, 2043, 2270, 2588, 2724, 3235, 3405, 3632, 3882, 4086, 4540, 5176, 5448, 5823, 6470, 6810, 7264, 7764, 8172, 9080, 9705, 10215, 10352, 10896, 11646, 12940, 13620, 15528, 16344, 18160, 19410, 20430, 20704, 21792, 23292, 25880, 27240, 29115, 31056, 32688, 36320, 38820, 40860, 46584, 51760, 54480, 58230, 62112, 65376, 77640, 81720, 93168, 103520, 108960, 116460, 146869, 155280, 163440, 186336, 232920, 293738, 310560, 326880, 440607, 465840, 587476, 734345, 881214, 931680, 1174952, 1321821, 1468690, 1762428, 2203035, 2349904, 2643642, 2937380, 3524856, 4406070, 4699808, 5287284, 5874760, 6609105, 7049712, 8812140, 10574568, 11749520, 13218210, 14099424, 17624280, 21149136, 23499040, 26436420, 35248560, 42298272, 52872840, 70497120, 105745680, 211491360]

約数ペア:

[(1, 211491360), (2, 105745680), (3, 70497120), (4, 52872840), (5, 42298272), (6, 35248560), (8, 26436420), (9, 23499040), (10, 21149136), (12, 17624280), (15, 14099424), (16, 13218210), (18, 11749520), (20, 10574568), (24, 8812140), (30, 7049712), (32, 6609105), (36, 5874760), (40, 5287284), (45, 4699808), (48, 4406070), (60, 3524856), (72, 2937380), (80, 2643642), (90, 2349904), (96, 2203035), (120, 1762428), (144, 1468690), (160, 1321821), (180, 1174952), (227, 931680), (240, 881214), (288, 734345), (360, 587476), (454, 465840), (480, 440607), (647, 326880), (681, 310560), (720, 293738), (908, 232920), (1135, 186336), (1294, 163440), (1362, 155280), (1440, 146869), (1816, 116460), (1941, 108960), (2043, 103520), (2270, 93168), (2588, 81720), (2724, 77640), (3235, 65376), (3405, 62112), (3632, 58230), (3882, 54480), (4086, 51760), (4540, 46584), (5176, 40860), (5448, 38820), (5823, 36320), (6470, 32688), (6810, 31056), (7264, 29115), (7764, 27240), (8172, 25880), (9080, 23292), (9705, 21792), (10215, 20704), (10352, 20430), (10896, 19410), (11646, 18160), (12940, 16344), (13620, 15528)]