67980120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43577}}^1$

素因数の和:43604

約数の個数: 64

約数和(自身を含む): 219633120

約数和(自身を除く): 151653000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 43577, 87154, 130731, 174308, 217885, 261462, 348616, 435770, 522924, 566501, 653655, 871540, 1045848, 1133002, 1307310, 1699503, 1743080, 2266004, 2614620, 2832505, 3399006, 4532008, 5229240, 5665010, 6798012, 8497515, 11330020, 13596024, 16995030, 22660040, 33990060, 67980120]

約数ペア:

[(1, 67980120), (2, 33990060), (3, 22660040), (4, 16995030), (5, 13596024), (6, 11330020), (8, 8497515), (10, 6798012), (12, 5665010), (13, 5229240), (15, 4532008), (20, 3399006), (24, 2832505), (26, 2614620), (30, 2266004), (39, 1743080), (40, 1699503), (52, 1307310), (60, 1133002), (65, 1045848), (78, 871540), (104, 653655), (120, 566501), (130, 522924), (156, 435770), (195, 348616), (260, 261462), (312, 217885), (390, 174308), (520, 130731), (780, 87154), (1560, 43577)]