221448960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:483

約数の個数: 216

約数和(自身を含む): 784405440

約数和(自身を除く): 562956480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 128, 141, 144, 160, 180, 188, 192, 235, 240, 256, 282, 288, 320, 360, 376, 384, 409, 423, 470, 480, 564, 576, 640, 705, 720, 752, 768, 818, 846, 940, 960, 1128, 1152, 1227, 1280, 1410, 1440, 1504, 1636, 1692, 1880, 1920, 2045, 2115, 2256, 2304, 2454, 2820, 2880, 3008, 3272, 3384, 3681, 3760, 3840, 4090, 4230, 4512, 4908, 5640, 5760, 6016, 6135, 6544, 6768, 7362, 7520, 8180, 8460, 9024, 9816, 11280, 11520, 12032, 12270, 13088, 13536, 14724, 15040, 16360, 16920, 18048, 18405, 19223, 19632, 22560, 24540, 26176, 27072, 29448, 30080, 32720, 33840, 36096, 36810, 38446, 39264, 45120, 49080, 52352, 54144, 57669, 58896, 60160, 65440, 67680, 73620, 76892, 78528, 90240, 96115, 98160, 104704, 108288, 115338, 117792, 130880, 135360, 147240, 153784, 157056, 173007, 180480, 192230, 196320, 230676, 235584, 261760, 270720, 288345, 294480, 307568, 314112, 346014, 384460, 392640, 461352, 471168, 523520, 541440, 576690, 588960, 615136, 692028, 768920, 785280, 865035, 922704, 942336, 1153380, 1177920, 1230272, 1384056, 1537840, 1570560, 1730070, 1845408, 2306760, 2355840, 2460544, 2768112, 3075680, 3460140, 3690816, 4613520, 4711680, 4921088, 5536224, 6151360, 6920280, 7381632, 9227040, 11072448, 12302720, 13840560, 14763264, 18454080, 22144896, 24605440, 27681120, 36908160, 44289792, 55362240, 73816320, 110724480, 221448960]

約数ペア:

[(1, 221448960), (2, 110724480), (3, 73816320), (4, 55362240), (5, 44289792), (6, 36908160), (8, 27681120), (9, 24605440), (10, 22144896), (12, 18454080), (15, 14763264), (16, 13840560), (18, 12302720), (20, 11072448), (24, 9227040), (30, 7381632), (32, 6920280), (36, 6151360), (40, 5536224), (45, 4921088), (47, 4711680), (48, 4613520), (60, 3690816), (64, 3460140), (72, 3075680), (80, 2768112), (90, 2460544), (94, 2355840), (96, 2306760), (120, 1845408), (128, 1730070), (141, 1570560), (144, 1537840), (160, 1384056), (180, 1230272), (188, 1177920), (192, 1153380), (235, 942336), (240, 922704), (256, 865035), (282, 785280), (288, 768920), (320, 692028), (360, 615136), (376, 588960), (384, 576690), (409, 541440), (423, 523520), (470, 471168), (480, 461352), (564, 392640), (576, 384460), (640, 346014), (705, 314112), (720, 307568), (752, 294480), (768, 288345), (818, 270720), (846, 261760), (940, 235584), (960, 230676), (1128, 196320), (1152, 192230), (1227, 180480), (1280, 173007), (1410, 157056), (1440, 153784), (1504, 147240), (1636, 135360), (1692, 130880), (1880, 117792), (1920, 115338), (2045, 108288), (2115, 104704), (2256, 98160), (2304, 96115), (2454, 90240), (2820, 78528), (2880, 76892), (3008, 73620), (3272, 67680), (3384, 65440), (3681, 60160), (3760, 58896), (3840, 57669), (4090, 54144), (4230, 52352), (4512, 49080), (4908, 45120), (5640, 39264), (5760, 38446), (6016, 36810), (6135, 36096), (6544, 33840), (6768, 32720), (7362, 30080), (7520, 29448), (8180, 27072), (8460, 26176), (9024, 24540), (9816, 22560), (11280, 19632), (11520, 19223), (12032, 18405), (12270, 18048), (13088, 16920), (13536, 16360), (14724, 15040)]