30304040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:702

約数の個数: 64

約数和(自身を含む): 74284560

約数和(自身を除く): 43980520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 577, 808, 1010, 1154, 1313, 2020, 2308, 2626, 2885, 4040, 4616, 5252, 5770, 6565, 7501, 10504, 11540, 13130, 15002, 23080, 26260, 30004, 37505, 52520, 58277, 60008, 75010, 116554, 150020, 233108, 291385, 300040, 466216, 582770, 757601, 1165540, 1515202, 2331080, 3030404, 3788005, 6060808, 7576010, 15152020, 30304040]

約数ペア:

[(1, 30304040), (2, 15152020), (4, 7576010), (5, 6060808), (8, 3788005), (10, 3030404), (13, 2331080), (20, 1515202), (26, 1165540), (40, 757601), (52, 582770), (65, 466216), (101, 300040), (104, 291385), (130, 233108), (202, 150020), (260, 116554), (404, 75010), (505, 60008), (520, 58277), (577, 52520), (808, 37505), (1010, 30004), (1154, 26260), (1313, 23080), (2020, 15002), (2308, 13130), (2626, 11540), (2885, 10504), (4040, 7501), (4616, 6565), (5252, 5770)]