30108120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 104855040

約数和(自身を除く): 74746920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 491, 511, 584, 730, 840, 876, 982, 1022, 1095, 1460, 1473, 1533, 1752, 1964, 2044, 2190, 2455, 2555, 2920, 2946, 3066, 3437, 3928, 4088, 4380, 4910, 5110, 5892, 6132, 6874, 7365, 7665, 8760, 9820, 10220, 10311, 11784, 12264, 13748, 14730, 15330, 17185, 19640, 20440, 20622, 27496, 29460, 30660, 34370, 35843, 41244, 51555, 58920, 61320, 68740, 71686, 82488, 103110, 107529, 137480, 143372, 179215, 206220, 215058, 250901, 286744, 358430, 412440, 430116, 501802, 537645, 716860, 752703, 860232, 1003604, 1075290, 1254505, 1433720, 1505406, 2007208, 2150580, 2509010, 3010812, 3763515, 4301160, 5018020, 6021624, 7527030, 10036040, 15054060, 30108120]

約数ペア:

[(1, 30108120), (2, 15054060), (3, 10036040), (4, 7527030), (5, 6021624), (6, 5018020), (7, 4301160), (8, 3763515), (10, 3010812), (12, 2509010), (14, 2150580), (15, 2007208), (20, 1505406), (21, 1433720), (24, 1254505), (28, 1075290), (30, 1003604), (35, 860232), (40, 752703), (42, 716860), (56, 537645), (60, 501802), (70, 430116), (73, 412440), (84, 358430), (105, 286744), (120, 250901), (140, 215058), (146, 206220), (168, 179215), (210, 143372), (219, 137480), (280, 107529), (292, 103110), (365, 82488), (420, 71686), (438, 68740), (491, 61320), (511, 58920), (584, 51555), (730, 41244), (840, 35843), (876, 34370), (982, 30660), (1022, 29460), (1095, 27496), (1460, 20622), (1473, 20440), (1533, 19640), (1752, 17185), (1964, 15330), (2044, 14730), (2190, 13748), (2455, 12264), (2555, 11784), (2920, 10311), (2946, 10220), (3066, 9820), (3437, 8760), (3928, 7665), (4088, 7365), (4380, 6874), (4910, 6132), (5110, 5892)]