249520020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{7687}}^1$

素因数の和:8240

約数の個数: 48

約数和(自身を含む): 700038528

約数和(自身を除く): 450518508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 541, 1082, 1623, 2164, 2705, 3246, 5410, 6492, 7687, 8115, 10820, 15374, 16230, 23061, 30748, 32460, 38435, 46122, 76870, 92244, 115305, 153740, 230610, 461220, 4158667, 8317334, 12476001, 16634668, 20793335, 24952002, 41586670, 49904004, 62380005, 83173340, 124760010, 249520020]

約数ペア:

[(1, 249520020), (2, 124760010), (3, 83173340), (4, 62380005), (5, 49904004), (6, 41586670), (10, 24952002), (12, 20793335), (15, 16634668), (20, 12476001), (30, 8317334), (60, 4158667), (541, 461220), (1082, 230610), (1623, 153740), (2164, 115305), (2705, 92244), (3246, 76870), (5410, 46122), (6492, 38435), (7687, 32460), (8115, 30748), (10820, 23061), (15374, 16230)]