30785742

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 77837760

約数和(自身を除く): 47052018

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 71, 78, 102, 109, 117, 142, 153, 213, 218, 221, 234, 306, 327, 426, 442, 639, 654, 663, 923, 981, 1207, 1278, 1326, 1417, 1846, 1853, 1962, 1989, 2414, 2769, 2834, 3621, 3706, 3978, 4251, 5538, 5559, 7242, 7739, 8307, 8502, 10863, 11118, 12753, 15478, 15691, 16614, 16677, 21726, 23217, 24089, 25506, 31382, 33354, 46434, 47073, 48178, 69651, 72267, 94146, 100607, 131563, 139302, 141219, 144534, 201214, 216801, 263126, 282438, 301821, 394689, 433602, 603642, 789378, 905463, 1184067, 1710319, 1810926, 2368134, 3420638, 5130957, 10261914, 15392871, 30785742]

約数ペア:

[(1, 30785742), (2, 15392871), (3, 10261914), (6, 5130957), (9, 3420638), (13, 2368134), (17, 1810926), (18, 1710319), (26, 1184067), (34, 905463), (39, 789378), (51, 603642), (71, 433602), (78, 394689), (102, 301821), (109, 282438), (117, 263126), (142, 216801), (153, 201214), (213, 144534), (218, 141219), (221, 139302), (234, 131563), (306, 100607), (327, 94146), (426, 72267), (442, 69651), (639, 48178), (654, 47073), (663, 46434), (923, 33354), (981, 31382), (1207, 25506), (1278, 24089), (1326, 23217), (1417, 21726), (1846, 16677), (1853, 16614), (1962, 15691), (1989, 15478), (2414, 12753), (2769, 11118), (2834, 10863), (3621, 8502), (3706, 8307), (3978, 7739), (4251, 7242), (5538, 5559)]