54936540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1277}}^1$

素因数の和:1531

約数の個数: 72

約数和(自身を含む): 167469120

約数和(自身を除く): 112532580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1277, 1434, 2151, 2390, 2554, 2868, 3585, 3831, 4302, 4780, 5108, 6385, 7170, 7662, 8604, 10755, 11493, 12770, 14340, 15324, 19155, 21510, 22986, 25540, 38310, 43020, 45972, 57465, 76620, 114930, 229860, 305203, 610406, 915609, 1220812, 1526015, 1831218, 2746827, 3052030, 3662436, 4578045, 5493654, 6104060, 9156090, 10987308, 13734135, 18312180, 27468270, 54936540]

約数ペア:

[(1, 54936540), (2, 27468270), (3, 18312180), (4, 13734135), (5, 10987308), (6, 9156090), (9, 6104060), (10, 5493654), (12, 4578045), (15, 3662436), (18, 3052030), (20, 2746827), (30, 1831218), (36, 1526015), (45, 1220812), (60, 915609), (90, 610406), (180, 305203), (239, 229860), (478, 114930), (717, 76620), (956, 57465), (1195, 45972), (1277, 43020), (1434, 38310), (2151, 25540), (2390, 22986), (2554, 21510), (2868, 19155), (3585, 15324), (3831, 14340), (4302, 12770), (4780, 11493), (5108, 10755), (6385, 8604), (7170, 7662)]