180690636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{487}}^1\times {\mathrm{631}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 492231936

約数和(自身を除く): 311541300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 487, 588, 631, 974, 1262, 1461, 1893, 1948, 2524, 2922, 3409, 3786, 4417, 5844, 6818, 7572, 8834, 10227, 13251, 13636, 17668, 20454, 23863, 26502, 30919, 40908, 47726, 53004, 61838, 71589, 92757, 95452, 123676, 143178, 185514, 286356, 307297, 371028, 614594, 921891, 1229188, 1843782, 2151079, 3687564, 4302158, 6453237, 8604316, 12906474, 15057553, 25812948, 30115106, 45172659, 60230212, 90345318, 180690636]

約数ペア:

[(1, 180690636), (2, 90345318), (3, 60230212), (4, 45172659), (6, 30115106), (7, 25812948), (12, 15057553), (14, 12906474), (21, 8604316), (28, 6453237), (42, 4302158), (49, 3687564), (84, 2151079), (98, 1843782), (147, 1229188), (196, 921891), (294, 614594), (487, 371028), (588, 307297), (631, 286356), (974, 185514), (1262, 143178), (1461, 123676), (1893, 95452), (1948, 92757), (2524, 71589), (2922, 61838), (3409, 53004), (3786, 47726), (4417, 40908), (5844, 30919), (6818, 26502), (7572, 23863), (8834, 20454), (10227, 17668), (13251, 13636)]