493396480

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5209}}^1$

素因数の和:5269

約数の個数: 80

約数和(自身を含む): 1215201240

約数和(自身を除く): 721804760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1184, 1280, 1480, 2368, 2560, 2960, 4736, 5209, 5920, 9472, 10418, 11840, 18944, 20836, 23680, 26045, 41672, 47360, 52090, 83344, 94720, 104180, 166688, 192733, 208360, 333376, 385466, 416720, 666752, 770932, 833440, 963665, 1333504, 1541864, 1666880, 1927330, 2667008, 3083728, 3333760, 3854660, 6167456, 6667520, 7709320, 12334912, 13335040, 15418640, 24669824, 30837280, 49339648, 61674560, 98679296, 123349120, 246698240, 493396480]

約数ペア:

[(1, 493396480), (2, 246698240), (4, 123349120), (5, 98679296), (8, 61674560), (10, 49339648), (16, 30837280), (20, 24669824), (32, 15418640), (37, 13335040), (40, 12334912), (64, 7709320), (74, 6667520), (80, 6167456), (128, 3854660), (148, 3333760), (160, 3083728), (185, 2667008), (256, 1927330), (296, 1666880), (320, 1541864), (370, 1333504), (512, 963665), (592, 833440), (640, 770932), (740, 666752), (1184, 416720), (1280, 385466), (1480, 333376), (2368, 208360), (2560, 192733), (2960, 166688), (4736, 104180), (5209, 94720), (5920, 83344), (9472, 52090), (10418, 47360), (11840, 41672), (18944, 26045), (20836, 23680)]