255184344

素因数分解:

$2^3\times 3^4\times {\mathrm{197}}^1\times {\mathrm{1999}}^1$

素因数の和:2214

約数の個数: 80

約数和(自身を含む): 718740000

約数和(自身を除く): 463555656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 197, 216, 324, 394, 591, 648, 788, 1182, 1576, 1773, 1999, 2364, 3546, 3998, 4728, 5319, 5997, 7092, 7996, 10638, 11994, 14184, 15957, 15992, 17991, 21276, 23988, 31914, 35982, 42552, 47976, 53973, 63828, 71964, 107946, 127656, 143928, 161919, 215892, 323838, 393803, 431784, 647676, 787606, 1181409, 1295352, 1575212, 2362818, 3150424, 3544227, 4725636, 7088454, 9451272, 10632681, 14176908, 21265362, 28353816, 31898043, 42530724, 63796086, 85061448, 127592172, 255184344]

約数ペア:

[(1, 255184344), (2, 127592172), (3, 85061448), (4, 63796086), (6, 42530724), (8, 31898043), (9, 28353816), (12, 21265362), (18, 14176908), (24, 10632681), (27, 9451272), (36, 7088454), (54, 4725636), (72, 3544227), (81, 3150424), (108, 2362818), (162, 1575212), (197, 1295352), (216, 1181409), (324, 787606), (394, 647676), (591, 431784), (648, 393803), (788, 323838), (1182, 215892), (1576, 161919), (1773, 143928), (1999, 127656), (2364, 107946), (3546, 71964), (3998, 63828), (4728, 53973), (5319, 47976), (5997, 42552), (7092, 35982), (7996, 31914), (10638, 23988), (11994, 21276), (14184, 17991), (15957, 15992)]