1916391680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11257}}^1$

素因数の和:11304

約数の個数: 144

約数和(自身を含む): 5522724480

約数和(自身を除く): 3606332800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1280, 1330, 1520, 1792, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 4864, 5320, 6080, 8512, 8960, 10640, 11257, 12160, 17024, 21280, 22514, 24320, 34048, 42560, 45028, 56285, 78799, 85120, 90056, 112570, 157598, 170240, 180112, 213883, 225140, 315196, 360224, 393995, 427766, 450280, 630392, 720448, 787990, 855532, 900560, 1069415, 1260784, 1440896, 1497181, 1575980, 1711064, 1801120, 2138830, 2521568, 2881792, 2994362, 3151960, 3422128, 3602240, 4277660, 5043136, 5988724, 6303920, 6844256, 7204480, 7485905, 8555320, 10086272, 11977448, 12607840, 13688512, 14408960, 14971810, 17110640, 20172544, 23954896, 25215680, 27377024, 29943620, 34221280, 47909792, 50431360, 54754048, 59887240, 68442560, 95819584, 100862720, 119774480, 136885120, 191639168, 239548960, 273770240, 383278336, 479097920, 958195840, 1916391680]

約数ペア:

[(1, 1916391680), (2, 958195840), (4, 479097920), (5, 383278336), (7, 273770240), (8, 239548960), (10, 191639168), (14, 136885120), (16, 119774480), (19, 100862720), (20, 95819584), (28, 68442560), (32, 59887240), (35, 54754048), (38, 50431360), (40, 47909792), (56, 34221280), (64, 29943620), (70, 27377024), (76, 25215680), (80, 23954896), (95, 20172544), (112, 17110640), (128, 14971810), (133, 14408960), (140, 13688512), (152, 12607840), (160, 11977448), (190, 10086272), (224, 8555320), (256, 7485905), (266, 7204480), (280, 6844256), (304, 6303920), (320, 5988724), (380, 5043136), (448, 4277660), (532, 3602240), (560, 3422128), (608, 3151960), (640, 2994362), (665, 2881792), (760, 2521568), (896, 2138830), (1064, 1801120), (1120, 1711064), (1216, 1575980), (1280, 1497181), (1330, 1440896), (1520, 1260784), (1792, 1069415), (2128, 900560), (2240, 855532), (2432, 787990), (2660, 720448), (3040, 630392), (4256, 450280), (4480, 427766), (4864, 393995), (5320, 360224), (6080, 315196), (8512, 225140), (8960, 213883), (10640, 180112), (11257, 170240), (12160, 157598), (17024, 112570), (21280, 90056), (22514, 85120), (24320, 78799), (34048, 56285), (42560, 45028)]