221403720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{3373}}^1$

素因数の和:3934

約数の個数: 64

約数和(自身を含む): 665622720

約数和(自身を除く): 444219000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 547, 1094, 1641, 2188, 2735, 3282, 3373, 4376, 5470, 6564, 6746, 8205, 10119, 10940, 13128, 13492, 16410, 16865, 20238, 21880, 26984, 32820, 33730, 40476, 50595, 65640, 67460, 80952, 101190, 134920, 202380, 404760, 1845031, 3690062, 5535093, 7380124, 9225155, 11070186, 14760248, 18450310, 22140372, 27675465, 36900620, 44280744, 55350930, 73801240, 110701860, 221403720]

約数ペア:

[(1, 221403720), (2, 110701860), (3, 73801240), (4, 55350930), (5, 44280744), (6, 36900620), (8, 27675465), (10, 22140372), (12, 18450310), (15, 14760248), (20, 11070186), (24, 9225155), (30, 7380124), (40, 5535093), (60, 3690062), (120, 1845031), (547, 404760), (1094, 202380), (1641, 134920), (2188, 101190), (2735, 80952), (3282, 67460), (3373, 65640), (4376, 50595), (5470, 40476), (6564, 33730), (6746, 32820), (8205, 26984), (10119, 21880), (10940, 20238), (13128, 16865), (13492, 16410)]