16553520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:379

約数の個数: 120

約数和(自身を含む): 56465136

約数和(自身を除く): 39911616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 240, 249, 277, 332, 360, 415, 498, 554, 664, 720, 747, 830, 831, 996, 1108, 1245, 1328, 1385, 1494, 1660, 1662, 1992, 2216, 2490, 2493, 2770, 2988, 3320, 3324, 3735, 3984, 4155, 4432, 4980, 4986, 5540, 5976, 6640, 6648, 7470, 8310, 9960, 9972, 11080, 11952, 12465, 13296, 14940, 16620, 19920, 19944, 22160, 22991, 24930, 29880, 33240, 39888, 45982, 49860, 59760, 66480, 68973, 91964, 99720, 114955, 137946, 183928, 199440, 206919, 229910, 275892, 344865, 367856, 413838, 459820, 551784, 689730, 827676, 919640, 1034595, 1103568, 1379460, 1655352, 1839280, 2069190, 2758920, 3310704, 4138380, 5517840, 8276760, 16553520]

約数ペア:

[(1, 16553520), (2, 8276760), (3, 5517840), (4, 4138380), (5, 3310704), (6, 2758920), (8, 2069190), (9, 1839280), (10, 1655352), (12, 1379460), (15, 1103568), (16, 1034595), (18, 919640), (20, 827676), (24, 689730), (30, 551784), (36, 459820), (40, 413838), (45, 367856), (48, 344865), (60, 275892), (72, 229910), (80, 206919), (83, 199440), (90, 183928), (120, 137946), (144, 114955), (166, 99720), (180, 91964), (240, 68973), (249, 66480), (277, 59760), (332, 49860), (360, 45982), (415, 39888), (498, 33240), (554, 29880), (664, 24930), (720, 22991), (747, 22160), (830, 19944), (831, 19920), (996, 16620), (1108, 14940), (1245, 13296), (1328, 12465), (1385, 11952), (1494, 11080), (1660, 9972), (1662, 9960), (1992, 8310), (2216, 7470), (2490, 6648), (2493, 6640), (2770, 5976), (2988, 5540), (3320, 4986), (3324, 4980), (3735, 4432), (3984, 4155)]