30730140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^3$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 110335680

約数和(自身を除く): 79605540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 841, 870, 1015, 1044, 1218, 1260, 1305, 1682, 1740, 1827, 2030, 2436, 2523, 2610, 3045, 3364, 3654, 4060, 4205, 5046, 5220, 5887, 6090, 7308, 7569, 8410, 9135, 10092, 11774, 12180, 12615, 15138, 16820, 17661, 18270, 23548, 24389, 25230, 29435, 30276, 35322, 36540, 37845, 48778, 50460, 52983, 58870, 70644, 73167, 75690, 88305, 97556, 105966, 117740, 121945, 146334, 151380, 170723, 176610, 211932, 219501, 243890, 264915, 292668, 341446, 353220, 365835, 439002, 487780, 512169, 529830, 682892, 731670, 853615, 878004, 1024338, 1059660, 1097505, 1463340, 1536507, 1707230, 2048676, 2195010, 2560845, 3073014, 3414460, 4390020, 5121690, 6146028, 7682535, 10243380, 15365070, 30730140]

約数ペア:

[(1, 30730140), (2, 15365070), (3, 10243380), (4, 7682535), (5, 6146028), (6, 5121690), (7, 4390020), (9, 3414460), (10, 3073014), (12, 2560845), (14, 2195010), (15, 2048676), (18, 1707230), (20, 1536507), (21, 1463340), (28, 1097505), (29, 1059660), (30, 1024338), (35, 878004), (36, 853615), (42, 731670), (45, 682892), (58, 529830), (60, 512169), (63, 487780), (70, 439002), (84, 365835), (87, 353220), (90, 341446), (105, 292668), (116, 264915), (126, 243890), (140, 219501), (145, 211932), (174, 176610), (180, 170723), (203, 151380), (210, 146334), (252, 121945), (261, 117740), (290, 105966), (315, 97556), (348, 88305), (406, 75690), (420, 73167), (435, 70644), (522, 58870), (580, 52983), (609, 50460), (630, 48778), (812, 37845), (841, 36540), (870, 35322), (1015, 30276), (1044, 29435), (1218, 25230), (1260, 24389), (1305, 23548), (1682, 18270), (1740, 17661), (1827, 16820), (2030, 15138), (2436, 12615), (2523, 12180), (2610, 11774), (3045, 10092), (3364, 9135), (3654, 8410), (4060, 7569), (4205, 7308), (5046, 6090), (5220, 5887)]