173451420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{2777}}^1$

素因数の和:3139

約数の個数: 72

約数和(自身を含む): 527842224

約数和(自身を除く): 354390804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 694, 1041, 1388, 1735, 2082, 2777, 3123, 3470, 4164, 5205, 5554, 6246, 6940, 8331, 10410, 11108, 12492, 13885, 15615, 16662, 20820, 24993, 27770, 31230, 33324, 41655, 49986, 55540, 62460, 83310, 99972, 124965, 166620, 249930, 499860, 963619, 1927238, 2890857, 3854476, 4818095, 5781714, 8672571, 9636190, 11563428, 14454285, 17345142, 19272380, 28908570, 34690284, 43362855, 57817140, 86725710, 173451420]

約数ペア:

[(1, 173451420), (2, 86725710), (3, 57817140), (4, 43362855), (5, 34690284), (6, 28908570), (9, 19272380), (10, 17345142), (12, 14454285), (15, 11563428), (18, 9636190), (20, 8672571), (30, 5781714), (36, 4818095), (45, 3854476), (60, 2890857), (90, 1927238), (180, 963619), (347, 499860), (694, 249930), (1041, 166620), (1388, 124965), (1735, 99972), (2082, 83310), (2777, 62460), (3123, 55540), (3470, 49986), (4164, 41655), (5205, 33324), (5554, 31230), (6246, 27770), (6940, 24993), (8331, 20820), (10410, 16662), (11108, 15615), (12492, 13885)]