1228001880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39511}}^1$

素因数の和:39569

約数の個数: 128

約数和(自身を含む): 4324193280

約数和(自身を除く): 3096191400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 56, 60, 70, 74, 84, 105, 111, 120, 140, 148, 168, 185, 210, 222, 259, 280, 296, 370, 420, 444, 518, 555, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 2072, 2220, 2590, 3108, 3885, 4440, 5180, 6216, 7770, 10360, 15540, 31080, 39511, 79022, 118533, 158044, 197555, 237066, 276577, 316088, 395110, 474132, 553154, 592665, 790220, 829731, 948264, 1106308, 1185330, 1382885, 1461907, 1580440, 1659462, 2212616, 2370660, 2765770, 2923814, 3318924, 4148655, 4385721, 4741320, 5531540, 5847628, 6637848, 7309535, 8297310, 8771442, 10233349, 11063080, 11695256, 14619070, 16594620, 17542884, 20466698, 21928605, 29238140, 30700047, 33189240, 35085768, 40933396, 43857210, 51166745, 58476280, 61400094, 81866792, 87714420, 102333490, 122800188, 153500235, 175428840, 204666980, 245600376, 307000470, 409333960, 614000940, 1228001880]

約数ペア:

[(1, 1228001880), (2, 614000940), (3, 409333960), (4, 307000470), (5, 245600376), (6, 204666980), (7, 175428840), (8, 153500235), (10, 122800188), (12, 102333490), (14, 87714420), (15, 81866792), (20, 61400094), (21, 58476280), (24, 51166745), (28, 43857210), (30, 40933396), (35, 35085768), (37, 33189240), (40, 30700047), (42, 29238140), (56, 21928605), (60, 20466698), (70, 17542884), (74, 16594620), (84, 14619070), (105, 11695256), (111, 11063080), (120, 10233349), (140, 8771442), (148, 8297310), (168, 7309535), (185, 6637848), (210, 5847628), (222, 5531540), (259, 4741320), (280, 4385721), (296, 4148655), (370, 3318924), (420, 2923814), (444, 2765770), (518, 2370660), (555, 2212616), (740, 1659462), (777, 1580440), (840, 1461907), (888, 1382885), (1036, 1185330), (1110, 1106308), (1295, 948264), (1480, 829731), (1554, 790220), (2072, 592665), (2220, 553154), (2590, 474132), (3108, 395110), (3885, 316088), (4440, 276577), (5180, 237066), (6216, 197555), (7770, 158044), (10360, 118533), (15540, 79022), (31080, 39511)]