231779840

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2507

約数の個数: 80

約数和(自身を含む): 570981312

約数和(自身を除く): 339201472

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, 2447, 2560, 2960, 4736, 4894, 5920, 9472, 9788, 11840, 12235, 18944, 19576, 23680, 24470, 39152, 47360, 48940, 78304, 90539, 94720, 97880, 156608, 181078, 195760, 313216, 362156, 391520, 452695, 626432, 724312, 783040, 905390, 1252864, 1448624, 1566080, 1810780, 2897248, 3132160, 3621560, 5794496, 6264320, 7243120, 11588992, 14486240, 23177984, 28972480, 46355968, 57944960, 115889920, 231779840]

約数ペア:

[(1, 231779840), (2, 115889920), (4, 57944960), (5, 46355968), (8, 28972480), (10, 23177984), (16, 14486240), (20, 11588992), (32, 7243120), (37, 6264320), (40, 5794496), (64, 3621560), (74, 3132160), (80, 2897248), (128, 1810780), (148, 1566080), (160, 1448624), (185, 1252864), (256, 905390), (296, 783040), (320, 724312), (370, 626432), (512, 452695), (592, 391520), (640, 362156), (740, 313216), (1184, 195760), (1280, 181078), (1480, 156608), (2368, 97880), (2447, 94720), (2560, 90539), (2960, 78304), (4736, 48940), (4894, 47360), (5920, 39152), (9472, 24470), (9788, 23680), (11840, 19576), (12235, 18944)]