327931760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7333}}^1$

素因数の和:7402

約数の個数: 80

約数和(自身を含む): 840300384

約数和(自身を除く): 512368624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 5590, 7333, 8944, 11180, 14666, 22360, 29332, 36665, 44720, 58664, 73330, 95329, 117328, 146660, 190658, 293320, 315319, 381316, 476645, 586640, 630638, 762632, 953290, 1261276, 1525264, 1576595, 1906580, 2522552, 3153190, 3813160, 4099147, 5045104, 6306380, 7626320, 8198294, 12612760, 16396588, 20495735, 25225520, 32793176, 40991470, 65586352, 81982940, 163965880, 327931760]

約数ペア:

[(1, 327931760), (2, 163965880), (4, 81982940), (5, 65586352), (8, 40991470), (10, 32793176), (13, 25225520), (16, 20495735), (20, 16396588), (26, 12612760), (40, 8198294), (43, 7626320), (52, 6306380), (65, 5045104), (80, 4099147), (86, 3813160), (104, 3153190), (130, 2522552), (172, 1906580), (208, 1576595), (215, 1525264), (260, 1261276), (344, 953290), (430, 762632), (520, 630638), (559, 586640), (688, 476645), (860, 381316), (1040, 315319), (1118, 293320), (1720, 190658), (2236, 146660), (2795, 117328), (3440, 95329), (4472, 73330), (5590, 58664), (7333, 44720), (8944, 36665), (11180, 29332), (14666, 22360)]