233056720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 586368720

約数和(自身を除く): 353312000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 277, 520, 554, 809, 1040, 1108, 1385, 1618, 2216, 2770, 3236, 3601, 4045, 4432, 5540, 6472, 7202, 8090, 10517, 11080, 12944, 14404, 16180, 18005, 21034, 22160, 28808, 32360, 36010, 42068, 52585, 57616, 64720, 72020, 84136, 105170, 144040, 168272, 210340, 224093, 288080, 420680, 448186, 841360, 896372, 1120465, 1792744, 2240930, 2913209, 3585488, 4481860, 5826418, 8963720, 11652836, 14566045, 17927440, 23305672, 29132090, 46611344, 58264180, 116528360, 233056720]

約数ペア:

[(1, 233056720), (2, 116528360), (4, 58264180), (5, 46611344), (8, 29132090), (10, 23305672), (13, 17927440), (16, 14566045), (20, 11652836), (26, 8963720), (40, 5826418), (52, 4481860), (65, 3585488), (80, 2913209), (104, 2240930), (130, 1792744), (208, 1120465), (260, 896372), (277, 841360), (520, 448186), (554, 420680), (809, 288080), (1040, 224093), (1108, 210340), (1385, 168272), (1618, 144040), (2216, 105170), (2770, 84136), (3236, 72020), (3601, 64720), (4045, 57616), (4432, 52585), (5540, 42068), (6472, 36010), (7202, 32360), (8090, 28808), (10517, 22160), (11080, 21034), (12944, 18005), (14404, 16180)]