128121840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2311}}^1$

素因数の和:2348

約数の個数: 240

約数和(自身を含む): 536679936

約数和(自身を除く): 408558096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2311, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 4622, 5040, 5544, 6160, 6930, 6933, 7920, 9240, 9244, 11088, 11555, 13860, 13866, 16177, 18480, 18488, 20799, 23110, 25421, 27720, 27732, 32354, 34665, 36976, 41598, 46220, 48531, 50842, 55440, 55464, 64708, 69330, 76263, 80885, 83196, 92440, 97062, 101684, 103995, 110928, 127105, 129416, 138660, 145593, 152526, 161770, 166392, 177947, 184880, 194124, 203368, 207990, 228789, 242655, 254210, 258832, 277320, 291186, 305052, 323540, 332784, 355894, 381315, 388248, 406736, 415980, 457578, 485310, 508420, 533841, 554640, 582372, 610104, 647080, 711788, 727965, 762630, 776496, 831960, 889735, 915156, 970620, 1016840, 1067682, 1143945, 1164744, 1220208, 1294160, 1423576, 1455930, 1525260, 1601523, 1663920, 1779470, 1830312, 1941240, 2033680, 2135364, 2287890, 2329488, 2669205, 2847152, 2911860, 3050520, 3203046, 3558940, 3660624, 3882480, 4270728, 4575780, 5338410, 5823720, 6101040, 6406092, 7117880, 8007615, 8541456, 9151560, 10676820, 11647440, 12812184, 14235760, 16015230, 18303120, 21353640, 25624368, 32030460, 42707280, 64060920, 128121840]

約数ペア:

[(1, 128121840), (2, 64060920), (3, 42707280), (4, 32030460), (5, 25624368), (6, 21353640), (7, 18303120), (8, 16015230), (9, 14235760), (10, 12812184), (11, 11647440), (12, 10676820), (14, 9151560), (15, 8541456), (16, 8007615), (18, 7117880), (20, 6406092), (21, 6101040), (22, 5823720), (24, 5338410), (28, 4575780), (30, 4270728), (33, 3882480), (35, 3660624), (36, 3558940), (40, 3203046), (42, 3050520), (44, 2911860), (45, 2847152), (48, 2669205), (55, 2329488), (56, 2287890), (60, 2135364), (63, 2033680), (66, 1941240), (70, 1830312), (72, 1779470), (77, 1663920), (80, 1601523), (84, 1525260), (88, 1455930), (90, 1423576), (99, 1294160), (105, 1220208), (110, 1164744), (112, 1143945), (120, 1067682), (126, 1016840), (132, 970620), (140, 915156), (144, 889735), (154, 831960), (165, 776496), (168, 762630), (176, 727965), (180, 711788), (198, 647080), (210, 610104), (220, 582372), (231, 554640), (240, 533841), (252, 508420), (264, 485310), (280, 457578), (308, 415980), (315, 406736), (330, 388248), (336, 381315), (360, 355894), (385, 332784), (396, 323540), (420, 305052), (440, 291186), (462, 277320), (495, 258832), (504, 254210), (528, 242655), (560, 228789), (616, 207990), (630, 203368), (660, 194124), (693, 184880), (720, 177947), (770, 166392), (792, 161770), (840, 152526), (880, 145593), (924, 138660), (990, 129416), (1008, 127105), (1155, 110928), (1232, 103995), (1260, 101684), (1320, 97062), (1386, 92440), (1540, 83196), (1584, 80885), (1680, 76263), (1848, 69330), (1980, 64708), (2310, 55464), (2311, 55440), (2520, 50842), (2640, 48531), (2772, 46220), (3080, 41598), (3465, 36976), (3696, 34665), (3960, 32354), (4620, 27732), (4622, 27720), (5040, 25421), (5544, 23110), (6160, 20799), (6930, 18488), (6933, 18480), (7920, 16177), (9240, 13866), (9244, 13860), (11088, 11555)]