533640520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{12791}}^1$

素因数の和:12958

約数の個数: 64

約数和(自身を含む): 1381536000

約数和(自身を除く): 847895480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2980, 4172, 5215, 5960, 8344, 10430, 12791, 20860, 25582, 41720, 51164, 63955, 89537, 102328, 127910, 179074, 255820, 358148, 447685, 511640, 716296, 895370, 1790740, 1905859, 3581480, 3811718, 7623436, 9529295, 13341013, 15246872, 19058590, 26682026, 38117180, 53364052, 66705065, 76234360, 106728104, 133410130, 266820260, 533640520]

約数ペア:

[(1, 533640520), (2, 266820260), (4, 133410130), (5, 106728104), (7, 76234360), (8, 66705065), (10, 53364052), (14, 38117180), (20, 26682026), (28, 19058590), (35, 15246872), (40, 13341013), (56, 9529295), (70, 7623436), (140, 3811718), (149, 3581480), (280, 1905859), (298, 1790740), (596, 895370), (745, 716296), (1043, 511640), (1192, 447685), (1490, 358148), (2086, 255820), (2980, 179074), (4172, 127910), (5215, 102328), (5960, 89537), (8344, 63955), (10430, 51164), (12791, 41720), (20860, 25582)]