128154960

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{19777}}^1$

素因数の和:19802

約数の個数: 100

約数和(自身を含む): 445123668

約数和(自身を除く): 316968708

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 19777, 39554, 59331, 79108, 98885, 118662, 158216, 177993, 197770, 237324, 296655, 316432, 355986, 395540, 474648, 533979, 593310, 711972, 791080, 889965, 949296, 1067958, 1186620, 1423944, 1582160, 1601937, 1779930, 2135916, 2373240, 2669895, 2847888, 3203874, 3559860, 4271832, 4746480, 5339790, 6407748, 7119720, 8009685, 8543664, 10679580, 12815496, 14239440, 16019370, 21359160, 25630992, 32038740, 42718320, 64077480, 128154960]

約数ペア:

[(1, 128154960), (2, 64077480), (3, 42718320), (4, 32038740), (5, 25630992), (6, 21359160), (8, 16019370), (9, 14239440), (10, 12815496), (12, 10679580), (15, 8543664), (16, 8009685), (18, 7119720), (20, 6407748), (24, 5339790), (27, 4746480), (30, 4271832), (36, 3559860), (40, 3203874), (45, 2847888), (48, 2669895), (54, 2373240), (60, 2135916), (72, 1779930), (80, 1601937), (81, 1582160), (90, 1423944), (108, 1186620), (120, 1067958), (135, 949296), (144, 889965), (162, 791080), (180, 711972), (216, 593310), (240, 533979), (270, 474648), (324, 395540), (360, 355986), (405, 316432), (432, 296655), (540, 237324), (648, 197770), (720, 177993), (810, 158216), (1080, 118662), (1296, 98885), (1620, 79108), (2160, 59331), (3240, 39554), (6480, 19777)]