230250640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 556392960

約数和(自身を除く): 326142320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 227, 248, 310, 409, 454, 496, 620, 818, 908, 1135, 1240, 1636, 1816, 2045, 2270, 2480, 3272, 3632, 4090, 4540, 6544, 7037, 8180, 9080, 12679, 14074, 16360, 18160, 25358, 28148, 32720, 35185, 50716, 56296, 63395, 70370, 92843, 101432, 112592, 126790, 140740, 185686, 202864, 253580, 281480, 371372, 464215, 507160, 562960, 742744, 928430, 1014320, 1485488, 1856860, 2878133, 3713720, 5756266, 7427440, 11512532, 14390665, 23025064, 28781330, 46050128, 57562660, 115125320, 230250640]

約数ペア:

[(1, 230250640), (2, 115125320), (4, 57562660), (5, 46050128), (8, 28781330), (10, 23025064), (16, 14390665), (20, 11512532), (31, 7427440), (40, 5756266), (62, 3713720), (80, 2878133), (124, 1856860), (155, 1485488), (227, 1014320), (248, 928430), (310, 742744), (409, 562960), (454, 507160), (496, 464215), (620, 371372), (818, 281480), (908, 253580), (1135, 202864), (1240, 185686), (1636, 140740), (1816, 126790), (2045, 112592), (2270, 101432), (2480, 92843), (3272, 70370), (3632, 63395), (4090, 56296), (4540, 50716), (6544, 35185), (7037, 32720), (8180, 28148), (9080, 25358), (12679, 18160), (14074, 16360)]