72224000

素因数分解:

$2^8\times 5^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 144

約数和(自身を含む): 187810896

約数和(自身を除く): 115586896

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, 592, 610, 640, 740, 800, 925, 976, 1000, 1184, 1220, 1280, 1480, 1525, 1600, 1850, 1952, 2000, 2257, 2368, 2440, 2960, 3050, 3200, 3700, 3904, 4000, 4514, 4625, 4736, 4880, 5920, 6100, 6400, 7400, 7625, 7808, 8000, 9028, 9250, 9472, 9760, 11285, 11840, 12200, 14800, 15250, 15616, 16000, 18056, 18500, 19520, 22570, 23680, 24400, 29600, 30500, 32000, 36112, 37000, 39040, 45140, 47360, 48800, 56425, 59200, 61000, 72224, 74000, 78080, 90280, 97600, 112850, 118400, 122000, 144448, 148000, 180560, 195200, 225700, 236800, 244000, 282125, 288896, 296000, 361120, 390400, 451400, 488000, 564250, 577792, 592000, 722240, 902800, 976000, 1128500, 1184000, 1444480, 1805600, 1952000, 2257000, 2888960, 3611200, 4514000, 7222400, 9028000, 14444800, 18056000, 36112000, 72224000]

約数ペア:

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