144448000

素因数分解:

$2^9\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 375989328

約数和(自身を除く): 231541328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 61, 64, 74, 80, 100, 122, 125, 128, 148, 160, 185, 200, 244, 250, 256, 296, 305, 320, 370, 400, 488, 500, 512, 592, 610, 640, 740, 800, 925, 976, 1000, 1184, 1220, 1280, 1480, 1525, 1600, 1850, 1952, 2000, 2257, 2368, 2440, 2560, 2960, 3050, 3200, 3700, 3904, 4000, 4514, 4625, 4736, 4880, 5920, 6100, 6400, 7400, 7625, 7808, 8000, 9028, 9250, 9472, 9760, 11285, 11840, 12200, 12800, 14800, 15250, 15616, 16000, 18056, 18500, 18944, 19520, 22570, 23680, 24400, 29600, 30500, 31232, 32000, 36112, 37000, 39040, 45140, 47360, 48800, 56425, 59200, 61000, 64000, 72224, 74000, 78080, 90280, 94720, 97600, 112850, 118400, 122000, 144448, 148000, 156160, 180560, 195200, 225700, 236800, 244000, 282125, 288896, 296000, 361120, 390400, 451400, 473600, 488000, 564250, 577792, 592000, 722240, 780800, 902800, 976000, 1128500, 1155584, 1184000, 1444480, 1805600, 1952000, 2257000, 2368000, 2888960, 3611200, 3904000, 4514000, 5777920, 7222400, 9028000, 14444800, 18056000, 28889600, 36112000, 72224000, 144448000]

約数ペア:

[(1, 144448000), (2, 72224000), (4, 36112000), (5, 28889600), (8, 18056000), (10, 14444800), (16, 9028000), (20, 7222400), (25, 5777920), (32, 4514000), (37, 3904000), (40, 3611200), (50, 2888960), (61, 2368000), (64, 2257000), (74, 1952000), (80, 1805600), (100, 1444480), (122, 1184000), (125, 1155584), (128, 1128500), (148, 976000), (160, 902800), (185, 780800), (200, 722240), (244, 592000), (250, 577792), (256, 564250), (296, 488000), (305, 473600), (320, 451400), (370, 390400), (400, 361120), (488, 296000), (500, 288896), (512, 282125), (592, 244000), (610, 236800), (640, 225700), (740, 195200), (800, 180560), (925, 156160), (976, 148000), (1000, 144448), (1184, 122000), (1220, 118400), (1280, 112850), (1480, 97600), (1525, 94720), (1600, 90280), (1850, 78080), (1952, 74000), (2000, 72224), (2257, 64000), (2368, 61000), (2440, 59200), (2560, 56425), (2960, 48800), (3050, 47360), (3200, 45140), (3700, 39040), (3904, 37000), (4000, 36112), (4514, 32000), (4625, 31232), (4736, 30500), (4880, 29600), (5920, 24400), (6100, 23680), (6400, 22570), (7400, 19520), (7625, 18944), (7808, 18500), (8000, 18056), (9028, 16000), (9250, 15616), (9472, 15250), (9760, 14800), (11285, 12800), (11840, 12200)]