30714180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 103574016

約数和(自身を除く): 72859836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 337, 372, 420, 434, 465, 490, 588, 620, 651, 674, 735, 868, 930, 980, 1011, 1085, 1302, 1348, 1470, 1519, 1685, 1860, 2022, 2170, 2359, 2604, 2940, 3038, 3255, 3370, 4044, 4340, 4557, 4718, 5055, 6076, 6510, 6740, 7077, 7595, 9114, 9436, 10110, 10447, 11795, 13020, 14154, 15190, 16513, 18228, 20220, 20894, 22785, 23590, 28308, 30380, 31341, 33026, 35385, 41788, 45570, 47180, 49539, 52235, 62682, 66052, 70770, 73129, 82565, 91140, 99078, 104470, 125364, 141540, 146258, 156705, 165130, 198156, 208940, 219387, 247695, 292516, 313410, 330260, 365645, 438774, 495390, 511903, 626820, 731290, 877548, 990780, 1023806, 1096935, 1462580, 1535709, 2047612, 2193870, 2559515, 3071418, 4387740, 5119030, 6142836, 7678545, 10238060, 15357090, 30714180]

約数ペア:

[(1, 30714180), (2, 15357090), (3, 10238060), (4, 7678545), (5, 6142836), (6, 5119030), (7, 4387740), (10, 3071418), (12, 2559515), (14, 2193870), (15, 2047612), (20, 1535709), (21, 1462580), (28, 1096935), (30, 1023806), (31, 990780), (35, 877548), (42, 731290), (49, 626820), (60, 511903), (62, 495390), (70, 438774), (84, 365645), (93, 330260), (98, 313410), (105, 292516), (124, 247695), (140, 219387), (147, 208940), (155, 198156), (186, 165130), (196, 156705), (210, 146258), (217, 141540), (245, 125364), (294, 104470), (310, 99078), (337, 91140), (372, 82565), (420, 73129), (434, 70770), (465, 66052), (490, 62682), (588, 52235), (620, 49539), (651, 47180), (674, 45570), (735, 41788), (868, 35385), (930, 33026), (980, 31341), (1011, 30380), (1085, 28308), (1302, 23590), (1348, 22785), (1470, 20894), (1519, 20220), (1685, 18228), (1860, 16513), (2022, 15190), (2170, 14154), (2359, 13020), (2604, 11795), (2940, 10447), (3038, 10110), (3255, 9436), (3370, 9114), (4044, 7595), (4340, 7077), (4557, 6740), (4718, 6510), (5055, 6076)]