2015312440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:437

約数の個数: 128

約数和(自身を含む): 4846003200

約数和(自身を除く): 2830690760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 151, 163, 178, 184, 230, 302, 326, 356, 445, 460, 604, 652, 712, 755, 815, 890, 920, 1208, 1304, 1510, 1630, 1780, 2047, 3020, 3260, 3473, 3560, 3749, 4094, 6040, 6520, 6946, 7498, 8188, 10235, 13439, 13892, 14507, 14996, 16376, 17365, 18745, 20470, 24613, 26878, 27784, 29014, 29992, 34730, 37490, 40940, 49226, 53756, 58028, 67195, 69460, 72535, 74980, 81880, 98452, 107512, 116056, 123065, 134390, 138920, 145070, 149960, 196904, 246130, 268780, 290140, 309097, 333661, 492260, 537560, 566099, 580280, 618194, 667322, 984520, 1132198, 1236388, 1334644, 1545485, 1668305, 2190557, 2264396, 2472776, 2669288, 2830495, 3090970, 3336610, 4381114, 4528792, 5660990, 6181940, 6673220, 8762228, 10952785, 11321980, 12363880, 13346440, 17524456, 21905570, 22643960, 43811140, 50382811, 87622280, 100765622, 201531244, 251914055, 403062488, 503828110, 1007656220, 2015312440]

約数ペア:

[(1, 2015312440), (2, 1007656220), (4, 503828110), (5, 403062488), (8, 251914055), (10, 201531244), (20, 100765622), (23, 87622280), (40, 50382811), (46, 43811140), (89, 22643960), (92, 21905570), (115, 17524456), (151, 13346440), (163, 12363880), (178, 11321980), (184, 10952785), (230, 8762228), (302, 6673220), (326, 6181940), (356, 5660990), (445, 4528792), (460, 4381114), (604, 3336610), (652, 3090970), (712, 2830495), (755, 2669288), (815, 2472776), (890, 2264396), (920, 2190557), (1208, 1668305), (1304, 1545485), (1510, 1334644), (1630, 1236388), (1780, 1132198), (2047, 984520), (3020, 667322), (3260, 618194), (3473, 580280), (3560, 566099), (3749, 537560), (4094, 492260), (6040, 333661), (6520, 309097), (6946, 290140), (7498, 268780), (8188, 246130), (10235, 196904), (13439, 149960), (13892, 145070), (14507, 138920), (14996, 134390), (16376, 123065), (17365, 116056), (18745, 107512), (20470, 98452), (24613, 81880), (26878, 74980), (27784, 72535), (29014, 69460), (29992, 67195), (34730, 58028), (37490, 53756), (40940, 49226)]