881561556

素因数分解:

$2^2\times 3^4\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{487}}^1$

素因数の和:691

約数の個数: 120

約数和(自身を含む): 2387428736

約数和(自身を除く): 1505867180

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 37, 54, 74, 81, 108, 111, 148, 151, 162, 222, 302, 324, 333, 444, 453, 487, 604, 666, 906, 974, 999, 1332, 1359, 1461, 1812, 1948, 1998, 2718, 2922, 2997, 3996, 4077, 4383, 5436, 5587, 5844, 5994, 8154, 8766, 11174, 11988, 12231, 13149, 16308, 16761, 17532, 18019, 22348, 24462, 26298, 33522, 36038, 39447, 48924, 50283, 52596, 54057, 67044, 72076, 73537, 78894, 100566, 108114, 147074, 150849, 157788, 162171, 201132, 216228, 220611, 294148, 301698, 324342, 441222, 452547, 486513, 603396, 648684, 661833, 882444, 905094, 973026, 1323666, 1459539, 1810188, 1946052, 1985499, 2647332, 2720869, 2919078, 3970998, 5441738, 5838156, 5956497, 7941996, 8162607, 10883476, 11912994, 16325214, 23825988, 24487821, 32650428, 48975642, 73463463, 97951284, 146926926, 220390389, 293853852, 440780778, 881561556]

約数ペア:

[(1, 881561556), (2, 440780778), (3, 293853852), (4, 220390389), (6, 146926926), (9, 97951284), (12, 73463463), (18, 48975642), (27, 32650428), (36, 24487821), (37, 23825988), (54, 16325214), (74, 11912994), (81, 10883476), (108, 8162607), (111, 7941996), (148, 5956497), (151, 5838156), (162, 5441738), (222, 3970998), (302, 2919078), (324, 2720869), (333, 2647332), (444, 1985499), (453, 1946052), (487, 1810188), (604, 1459539), (666, 1323666), (906, 973026), (974, 905094), (999, 882444), (1332, 661833), (1359, 648684), (1461, 603396), (1812, 486513), (1948, 452547), (1998, 441222), (2718, 324342), (2922, 301698), (2997, 294148), (3996, 220611), (4077, 216228), (4383, 201132), (5436, 162171), (5587, 157788), (5844, 150849), (5994, 147074), (8154, 108114), (8766, 100566), (11174, 78894), (11988, 73537), (12231, 72076), (13149, 67044), (16308, 54057), (16761, 52596), (17532, 50283), (18019, 48924), (22348, 39447), (24462, 36038), (26298, 33522)]