61571484

素因数分解:

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

素因数の和:220

約数の個数: 144

約数和(自身を含む): 181621440

約数和(自身を除く): 120049956

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 71, 78, 102, 109, 117, 142, 153, 156, 204, 213, 218, 221, 234, 284, 306, 327, 426, 436, 442, 468, 612, 639, 654, 663, 852, 884, 923, 981, 1207, 1278, 1308, 1326, 1417, 1846, 1853, 1962, 1989, 2414, 2556, 2652, 2769, 2834, 3621, 3692, 3706, 3924, 3978, 4251, 4828, 5538, 5559, 5668, 7242, 7412, 7739, 7956, 8307, 8502, 10863, 11076, 11118, 12753, 14484, 15478, 15691, 16614, 16677, 17004, 21726, 22236, 23217, 24089, 25506, 30956, 31382, 33228, 33354, 43452, 46434, 47073, 48178, 51012, 62764, 66708, 69651, 72267, 92868, 94146, 96356, 100607, 131563, 139302, 141219, 144534, 188292, 201214, 216801, 263126, 278604, 282438, 289068, 301821, 394689, 402428, 433602, 526252, 564876, 603642, 789378, 867204, 905463, 1184067, 1207284, 1578756, 1710319, 1810926, 2368134, 3420638, 3621852, 4736268, 5130957, 6841276, 10261914, 15392871, 20523828, 30785742, 61571484]

約数ペア:

[(1, 61571484), (2, 30785742), (3, 20523828), (4, 15392871), (6, 10261914), (9, 6841276), (12, 5130957), (13, 4736268), (17, 3621852), (18, 3420638), (26, 2368134), (34, 1810926), (36, 1710319), (39, 1578756), (51, 1207284), (52, 1184067), (68, 905463), (71, 867204), (78, 789378), (102, 603642), (109, 564876), (117, 526252), (142, 433602), (153, 402428), (156, 394689), (204, 301821), (213, 289068), (218, 282438), (221, 278604), (234, 263126), (284, 216801), (306, 201214), (327, 188292), (426, 144534), (436, 141219), (442, 139302), (468, 131563), (612, 100607), (639, 96356), (654, 94146), (663, 92868), (852, 72267), (884, 69651), (923, 66708), (981, 62764), (1207, 51012), (1278, 48178), (1308, 47073), (1326, 46434), (1417, 43452), (1846, 33354), (1853, 33228), (1962, 31382), (1989, 30956), (2414, 25506), (2556, 24089), (2652, 23217), (2769, 22236), (2834, 21726), (3621, 17004), (3692, 16677), (3706, 16614), (3924, 15691), (3978, 15478), (4251, 14484), (4828, 12753), (5538, 11118), (5559, 11076), (5668, 10863), (7242, 8502), (7412, 8307), (7739, 7956)]