2009304495

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 128

約数和(自身を含む): 4118169600

約数和(自身を除く): 2108865105

約数列:

[1, 3, 5, 9, 11, 15, 23, 27, 33, 45, 55, 69, 89, 99, 115, 135, 165, 207, 253, 267, 297, 345, 445, 495, 621, 661, 759, 801, 979, 1035, 1265, 1335, 1485, 1983, 2047, 2277, 2403, 2937, 3105, 3305, 3795, 4005, 4895, 5949, 6141, 6831, 7271, 8811, 9915, 10235, 11385, 12015, 14685, 15203, 17847, 18423, 21813, 22517, 26433, 29745, 30705, 34155, 36355, 44055, 45609, 55269, 58829, 65439, 67551, 76015, 89235, 92115, 109065, 112585, 132165, 136827, 167233, 176487, 196317, 202653, 228045, 276345, 294145, 327195, 337755, 410481, 501699, 529461, 607959, 647119, 684135, 836165, 882435, 981585, 1013265, 1353067, 1505097, 1588383, 1941357, 2052405, 2508495, 2647305, 3039795, 3235595, 4059201, 4515291, 5824071, 6765335, 7525485, 7941915, 9706785, 12177603, 14883737, 17472213, 20296005, 22576455, 29120355, 36532809, 44651211, 60888015, 74418685, 87361065, 133953633, 182664045, 223256055, 401860899, 669768165, 2009304495]

約数ペア:

[(1, 2009304495), (3, 669768165), (5, 401860899), (9, 223256055), (11, 182664045), (15, 133953633), (23, 87361065), (27, 74418685), (33, 60888015), (45, 44651211), (55, 36532809), (69, 29120355), (89, 22576455), (99, 20296005), (115, 17472213), (135, 14883737), (165, 12177603), (207, 9706785), (253, 7941915), (267, 7525485), (297, 6765335), (345, 5824071), (445, 4515291), (495, 4059201), (621, 3235595), (661, 3039795), (759, 2647305), (801, 2508495), (979, 2052405), (1035, 1941357), (1265, 1588383), (1335, 1505097), (1485, 1353067), (1983, 1013265), (2047, 981585), (2277, 882435), (2403, 836165), (2937, 684135), (3105, 647119), (3305, 607959), (3795, 529461), (4005, 501699), (4895, 410481), (5949, 337755), (6141, 327195), (6831, 294145), (7271, 276345), (8811, 228045), (9915, 202653), (10235, 196317), (11385, 176487), (12015, 167233), (14685, 136827), (15203, 132165), (17847, 112585), (18423, 109065), (21813, 92115), (22517, 89235), (26433, 76015), (29745, 67551), (30705, 65439), (34155, 58829), (36355, 55269), (44055, 45609)]