1286916400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 360

約数和(自身を含む): 4038598656

約数和(自身を除く): 2751682256

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 35, 40, 44, 47, 49, 50, 55, 56, 70, 77, 80, 88, 94, 98, 100, 110, 112, 127, 140, 154, 175, 176, 188, 196, 200, 220, 235, 245, 254, 275, 280, 308, 329, 350, 376, 385, 392, 400, 440, 470, 490, 508, 517, 539, 550, 560, 616, 635, 658, 700, 752, 770, 784, 880, 889, 940, 980, 1016, 1034, 1078, 1100, 1175, 1225, 1232, 1270, 1316, 1397, 1400, 1540, 1645, 1778, 1880, 1925, 1960, 2032, 2068, 2156, 2200, 2303, 2350, 2450, 2540, 2585, 2632, 2695, 2794, 2800, 3080, 3175, 3290, 3556, 3619, 3760, 3850, 3920, 4136, 4312, 4400, 4445, 4606, 4700, 4900, 5080, 5170, 5264, 5390, 5588, 5969, 6160, 6223, 6350, 6580, 6985, 7112, 7238, 7700, 8225, 8272, 8624, 8890, 9212, 9400, 9779, 9800, 10160, 10340, 10780, 11176, 11515, 11938, 12446, 12700, 12925, 13160, 13475, 13970, 14224, 14476, 15400, 16450, 17780, 18095, 18424, 18800, 19558, 19600, 20680, 21560, 22225, 22352, 23030, 23876, 24892, 25333, 25400, 25850, 26320, 26950, 27940, 28952, 29845, 30800, 31115, 32900, 34925, 35560, 36190, 36848, 39116, 41360, 41783, 43120, 44450, 46060, 47752, 48895, 49784, 50666, 50800, 51700, 53900, 55880, 57575, 57904, 59690, 62230, 65659, 65800, 68453, 69850, 71120, 72380, 78232, 83566, 88900, 90475, 92120, 95504, 97790, 99568, 101332, 103400, 107800, 111760, 115150, 119380, 124460, 126665, 131318, 131600, 136906, 139700, 144760, 149225, 155575, 156464, 167132, 177800, 180950, 184240, 195580, 202664, 206800, 208915, 215600, 230300, 238760, 244475, 248920, 253330, 262636, 273812, 279400, 289520, 292481, 298450, 311150, 328295, 334264, 342265, 355600, 361900, 391160, 405328, 417830, 459613, 460600, 477520, 488950, 497840, 506660, 525272, 547624, 558800, 584962, 596900, 622300, 633325, 656590, 668528, 684530, 723800, 782320, 835660, 919226, 921200, 977900, 1013320, 1044575, 1050544, 1095248, 1169924, 1193800, 1244600, 1266650, 1313180, 1369060, 1447600, 1462405, 1641475, 1671320, 1711325, 1838452, 1955800, 2026640, 2089150, 2298065, 2339848, 2387600, 2489200, 2533300, 2626360, 2738120, 2924810, 3217291, 3282950, 3342640, 3422650, 3676904, 3911600, 4178300, 4596130, 4679696, 5066600, 5252720, 5476240, 5849620, 6434582, 6565900, 6845300, 7312025, 7353808, 8356600, 9192260, 10133200, 11490325, 11699240, 12869164, 13131800, 13690600, 14624050, 16086455, 16713200, 18384520, 22980650, 23398480, 25738328, 26263600, 27381200, 29248100, 32172910, 36769040, 45961300, 51476656, 58496200, 64345820, 80432275, 91922600, 116992400, 128691640, 160864550, 183845200, 257383280, 321729100, 643458200, 1286916400]

約数ペア:

[(1, 1286916400), (2, 643458200), (4, 321729100), (5, 257383280), (7, 183845200), (8, 160864550), (10, 128691640), (11, 116992400), (14, 91922600), (16, 80432275), (20, 64345820), (22, 58496200), (25, 51476656), (28, 45961300), (35, 36769040), (40, 32172910), (44, 29248100), (47, 27381200), (49, 26263600), (50, 25738328), (55, 23398480), (56, 22980650), (70, 18384520), (77, 16713200), (80, 16086455), (88, 14624050), (94, 13690600), (98, 13131800), (100, 12869164), (110, 11699240), (112, 11490325), (127, 10133200), (140, 9192260), (154, 8356600), (175, 7353808), (176, 7312025), (188, 6845300), (196, 6565900), (200, 6434582), (220, 5849620), (235, 5476240), (245, 5252720), (254, 5066600), (275, 4679696), (280, 4596130), (308, 4178300), (329, 3911600), (350, 3676904), (376, 3422650), (385, 3342640), (392, 3282950), (400, 3217291), (440, 2924810), (470, 2738120), (490, 2626360), (508, 2533300), (517, 2489200), (539, 2387600), (550, 2339848), (560, 2298065), (616, 2089150), (635, 2026640), (658, 1955800), (700, 1838452), (752, 1711325), (770, 1671320), (784, 1641475), (880, 1462405), (889, 1447600), (940, 1369060), (980, 1313180), (1016, 1266650), (1034, 1244600), (1078, 1193800), (1100, 1169924), (1175, 1095248), (1225, 1050544), (1232, 1044575), (1270, 1013320), (1316, 977900), (1397, 921200), (1400, 919226), (1540, 835660), (1645, 782320), (1778, 723800), (1880, 684530), (1925, 668528), (1960, 656590), (2032, 633325), (2068, 622300), (2156, 596900), (2200, 584962), (2303, 558800), (2350, 547624), (2450, 525272), (2540, 506660), (2585, 497840), (2632, 488950), (2695, 477520), (2794, 460600), (2800, 459613), (3080, 417830), (3175, 405328), (3290, 391160), (3556, 361900), (3619, 355600), (3760, 342265), (3850, 334264), (3920, 328295), (4136, 311150), (4312, 298450), (4400, 292481), (4445, 289520), (4606, 279400), (4700, 273812), (4900, 262636), (5080, 253330), (5170, 248920), (5264, 244475), (5390, 238760), (5588, 230300), (5969, 215600), (6160, 208915), (6223, 206800), (6350, 202664), (6580, 195580), (6985, 184240), (7112, 180950), (7238, 177800), (7700, 167132), (8225, 156464), (8272, 155575), (8624, 149225), (8890, 144760), (9212, 139700), (9400, 136906), (9779, 131600), (9800, 131318), (10160, 126665), (10340, 124460), (10780, 119380), (11176, 115150), (11515, 111760), (11938, 107800), (12446, 103400), (12700, 101332), (12925, 99568), (13160, 97790), (13475, 95504), (13970, 92120), (14224, 90475), (14476, 88900), (15400, 83566), (16450, 78232), (17780, 72380), (18095, 71120), (18424, 69850), (18800, 68453), (19558, 65800), (19600, 65659), (20680, 62230), (21560, 59690), (22225, 57904), (22352, 57575), (23030, 55880), (23876, 53900), (24892, 51700), (25333, 50800), (25400, 50666), (25850, 49784), (26320, 48895), (26950, 47752), (27940, 46060), (28952, 44450), (29845, 43120), (30800, 41783), (31115, 41360), (32900, 39116), (34925, 36848), (35560, 36190)]