11181720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 37635840

約数和(自身を除く): 26454120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 197, 215, 220, 258, 264, 330, 344, 394, 430, 440, 473, 516, 591, 645, 660, 788, 860, 946, 985, 1032, 1182, 1290, 1320, 1419, 1576, 1720, 1892, 1970, 2167, 2364, 2365, 2580, 2838, 2955, 3784, 3940, 4334, 4728, 4730, 5160, 5676, 5910, 6501, 7095, 7880, 8471, 8668, 9460, 10835, 11352, 11820, 13002, 14190, 16942, 17336, 18920, 21670, 23640, 25413, 26004, 28380, 32505, 33884, 42355, 43340, 50826, 52008, 56760, 65010, 67768, 84710, 86680, 93181, 101652, 127065, 130020, 169420, 186362, 203304, 254130, 260040, 279543, 338840, 372724, 465905, 508260, 559086, 745448, 931810, 1016520, 1118172, 1397715, 1863620, 2236344, 2795430, 3727240, 5590860, 11181720]

約数ペア:

[(1, 11181720), (2, 5590860), (3, 3727240), (4, 2795430), (5, 2236344), (6, 1863620), (8, 1397715), (10, 1118172), (11, 1016520), (12, 931810), (15, 745448), (20, 559086), (22, 508260), (24, 465905), (30, 372724), (33, 338840), (40, 279543), (43, 260040), (44, 254130), (55, 203304), (60, 186362), (66, 169420), (86, 130020), (88, 127065), (110, 101652), (120, 93181), (129, 86680), (132, 84710), (165, 67768), (172, 65010), (197, 56760), (215, 52008), (220, 50826), (258, 43340), (264, 42355), (330, 33884), (344, 32505), (394, 28380), (430, 26004), (440, 25413), (473, 23640), (516, 21670), (591, 18920), (645, 17336), (660, 16942), (788, 14190), (860, 13002), (946, 11820), (985, 11352), (1032, 10835), (1182, 9460), (1290, 8668), (1320, 8471), (1419, 7880), (1576, 7095), (1720, 6501), (1892, 5910), (1970, 5676), (2167, 5160), (2364, 4730), (2365, 4728), (2580, 4334), (2838, 3940), (2955, 3784)]