1288890400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 288

約数和(自身を含む): 3779758080

約数和(自身を除く): 2490867680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 50, 56, 59, 70, 80, 83, 94, 100, 112, 118, 140, 160, 166, 175, 188, 200, 224, 235, 236, 280, 295, 329, 332, 350, 376, 400, 413, 415, 470, 472, 560, 581, 590, 658, 664, 700, 752, 800, 826, 830, 940, 944, 1120, 1162, 1175, 1180, 1316, 1328, 1400, 1475, 1504, 1645, 1652, 1660, 1880, 1888, 2065, 2075, 2324, 2350, 2360, 2632, 2656, 2773, 2800, 2905, 2950, 3290, 3304, 3320, 3760, 3901, 4130, 4150, 4648, 4700, 4720, 4897, 5264, 5546, 5600, 5810, 5900, 6580, 6608, 6640, 7520, 7802, 8225, 8260, 8300, 9296, 9400, 9440, 9794, 10325, 10528, 11092, 11620, 11800, 13160, 13216, 13280, 13865, 14525, 15604, 16450, 16520, 16600, 18592, 18800, 19411, 19505, 19588, 20650, 22184, 23240, 23600, 24485, 26320, 27307, 27730, 29050, 31208, 32900, 33040, 33200, 34279, 37600, 38822, 39010, 39176, 41300, 44368, 46480, 47200, 48970, 52640, 54614, 55460, 58100, 62416, 65800, 66080, 66400, 68558, 69325, 77644, 78020, 78352, 82600, 88736, 92960, 97055, 97525, 97940, 109228, 110920, 116200, 122425, 124832, 131600, 136535, 137116, 138650, 155288, 156040, 156704, 165200, 171395, 194110, 195050, 195880, 218456, 221840, 230159, 232400, 244850, 263200, 273070, 274232, 277300, 310576, 312080, 330400, 342790, 388220, 390100, 391760, 436912, 443680, 460318, 464800, 485275, 489700, 546140, 548464, 554600, 621152, 624160, 682675, 685580, 776440, 780200, 783520, 856975, 873824, 920636, 970550, 979400, 1092280, 1096928, 1109200, 1150795, 1365350, 1371160, 1552880, 1560400, 1611113, 1713950, 1841272, 1941100, 1958800, 2184560, 2218400, 2301590, 2730700, 2742320, 3105760, 3120800, 3222226, 3427900, 3682544, 3882200, 3917600, 4369120, 4603180, 5461400, 5484640, 5753975, 6444452, 6855800, 7365088, 7764400, 8055565, 9206360, 10922800, 11507950, 12888904, 13711600, 15528800, 16111130, 18412720, 21845600, 23015900, 25777808, 27423200, 32222260, 36825440, 40277825, 46031800, 51555616, 64444520, 80555650, 92063600, 128889040, 161111300, 184127200, 257778080, 322222600, 644445200, 1288890400]

約数ペア:

[(1, 1288890400), (2, 644445200), (4, 322222600), (5, 257778080), (7, 184127200), (8, 161111300), (10, 128889040), (14, 92063600), (16, 80555650), (20, 64444520), (25, 51555616), (28, 46031800), (32, 40277825), (35, 36825440), (40, 32222260), (47, 27423200), (50, 25777808), (56, 23015900), (59, 21845600), (70, 18412720), (80, 16111130), (83, 15528800), (94, 13711600), (100, 12888904), (112, 11507950), (118, 10922800), (140, 9206360), (160, 8055565), (166, 7764400), (175, 7365088), (188, 6855800), (200, 6444452), (224, 5753975), (235, 5484640), (236, 5461400), (280, 4603180), (295, 4369120), (329, 3917600), (332, 3882200), (350, 3682544), (376, 3427900), (400, 3222226), (413, 3120800), (415, 3105760), (470, 2742320), (472, 2730700), (560, 2301590), (581, 2218400), (590, 2184560), (658, 1958800), (664, 1941100), (700, 1841272), (752, 1713950), (800, 1611113), (826, 1560400), (830, 1552880), (940, 1371160), (944, 1365350), (1120, 1150795), (1162, 1109200), (1175, 1096928), (1180, 1092280), (1316, 979400), (1328, 970550), (1400, 920636), (1475, 873824), (1504, 856975), (1645, 783520), (1652, 780200), (1660, 776440), (1880, 685580), (1888, 682675), (2065, 624160), (2075, 621152), (2324, 554600), (2350, 548464), (2360, 546140), (2632, 489700), (2656, 485275), (2773, 464800), (2800, 460318), (2905, 443680), (2950, 436912), (3290, 391760), (3304, 390100), (3320, 388220), (3760, 342790), (3901, 330400), (4130, 312080), (4150, 310576), (4648, 277300), (4700, 274232), (4720, 273070), (4897, 263200), (5264, 244850), (5546, 232400), (5600, 230159), (5810, 221840), (5900, 218456), (6580, 195880), (6608, 195050), (6640, 194110), (7520, 171395), (7802, 165200), (8225, 156704), (8260, 156040), (8300, 155288), (9296, 138650), (9400, 137116), (9440, 136535), (9794, 131600), (10325, 124832), (10528, 122425), (11092, 116200), (11620, 110920), (11800, 109228), (13160, 97940), (13216, 97525), (13280, 97055), (13865, 92960), (14525, 88736), (15604, 82600), (16450, 78352), (16520, 78020), (16600, 77644), (18592, 69325), (18800, 68558), (19411, 66400), (19505, 66080), (19588, 65800), (20650, 62416), (22184, 58100), (23240, 55460), (23600, 54614), (24485, 52640), (26320, 48970), (27307, 47200), (27730, 46480), (29050, 44368), (31208, 41300), (32900, 39176), (33040, 39010), (33200, 38822), (34279, 37600)]