28442040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{743}}^1$

素因数の和:797

約数の個数: 128

約数和(自身を含む): 96422400

約数和(自身を除く): 67980360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 29, 30, 33, 40, 44, 55, 58, 60, 66, 87, 88, 110, 116, 120, 132, 145, 165, 174, 220, 232, 264, 290, 319, 330, 348, 435, 440, 580, 638, 660, 696, 743, 870, 957, 1160, 1276, 1320, 1486, 1595, 1740, 1914, 2229, 2552, 2972, 3190, 3480, 3715, 3828, 4458, 4785, 5944, 6380, 7430, 7656, 8173, 8916, 9570, 11145, 12760, 14860, 16346, 17832, 19140, 21547, 22290, 24519, 29720, 32692, 38280, 40865, 43094, 44580, 49038, 64641, 65384, 81730, 86188, 89160, 98076, 107735, 122595, 129282, 163460, 172376, 196152, 215470, 237017, 245190, 258564, 323205, 326920, 430940, 474034, 490380, 517128, 646410, 711051, 861880, 948068, 980760, 1185085, 1292820, 1422102, 1896136, 2370170, 2585640, 2844204, 3555255, 4740340, 5688408, 7110510, 9480680, 14221020, 28442040]

約数ペア:

[(1, 28442040), (2, 14221020), (3, 9480680), (4, 7110510), (5, 5688408), (6, 4740340), (8, 3555255), (10, 2844204), (11, 2585640), (12, 2370170), (15, 1896136), (20, 1422102), (22, 1292820), (24, 1185085), (29, 980760), (30, 948068), (33, 861880), (40, 711051), (44, 646410), (55, 517128), (58, 490380), (60, 474034), (66, 430940), (87, 326920), (88, 323205), (110, 258564), (116, 245190), (120, 237017), (132, 215470), (145, 196152), (165, 172376), (174, 163460), (220, 129282), (232, 122595), (264, 107735), (290, 98076), (319, 89160), (330, 86188), (348, 81730), (435, 65384), (440, 64641), (580, 49038), (638, 44580), (660, 43094), (696, 40865), (743, 38280), (870, 32692), (957, 29720), (1160, 24519), (1276, 22290), (1320, 21547), (1486, 19140), (1595, 17832), (1740, 16346), (1914, 14860), (2229, 12760), (2552, 11145), (2972, 9570), (3190, 8916), (3480, 8173), (3715, 7656), (3828, 7430), (4458, 6380), (4785, 5944)]