1028428800

素因数分解:

$2^{10}\times 3^1\times 5^2\times 7^1\times {\mathrm{1913}}^1$

素因数の和:1953

約数の個数: 264

約数和(自身を含む): 3886614336

約数和(自身を除く): 2858185536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 128, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 256, 280, 300, 320, 336, 350, 384, 400, 420, 448, 480, 512, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1024, 1050, 1120, 1200, 1280, 1344, 1400, 1536, 1600, 1680, 1792, 1913, 1920, 2100, 2240, 2400, 2560, 2688, 2800, 3072, 3200, 3360, 3584, 3826, 3840, 4200, 4480, 4800, 5120, 5376, 5600, 5739, 6400, 6720, 7168, 7652, 7680, 8400, 8960, 9565, 9600, 10752, 11200, 11478, 12800, 13391, 13440, 15304, 15360, 16800, 17920, 19130, 19200, 21504, 22400, 22956, 25600, 26782, 26880, 28695, 30608, 33600, 35840, 38260, 38400, 40173, 44800, 45912, 47825, 53564, 53760, 57390, 61216, 66955, 67200, 76520, 76800, 80346, 89600, 91824, 95650, 107128, 107520, 114780, 122432, 133910, 134400, 143475, 153040, 160692, 179200, 183648, 191300, 200865, 214256, 229560, 244864, 267820, 268800, 286950, 306080, 321384, 334775, 367296, 382600, 401730, 428512, 459120, 489728, 535640, 537600, 573900, 612160, 642768, 669550, 734592, 765200, 803460, 857024, 918240, 979456, 1004325, 1071280, 1147800, 1224320, 1285536, 1339100, 1469184, 1530400, 1606920, 1714048, 1836480, 1958912, 2008650, 2142560, 2295600, 2448640, 2571072, 2678200, 2938368, 3060800, 3213840, 3428096, 3672960, 4017300, 4285120, 4591200, 4897280, 5142144, 5356400, 5876736, 6121600, 6427680, 6856192, 7345920, 8034600, 8570240, 9182400, 9794560, 10284288, 10712800, 12243200, 12855360, 13712384, 14691840, 16069200, 17140480, 18364800, 20568576, 21425600, 24486400, 25710720, 29383680, 32138400, 34280960, 36729600, 41137152, 42851200, 48972800, 51421440, 64276800, 68561920, 73459200, 85702400, 102842880, 128553600, 146918400, 171404800, 205685760, 257107200, 342809600, 514214400, 1028428800]

約数ペア:

[(1, 1028428800), (2, 514214400), (3, 342809600), (4, 257107200), (5, 205685760), (6, 171404800), (7, 146918400), (8, 128553600), (10, 102842880), (12, 85702400), (14, 73459200), (15, 68561920), (16, 64276800), (20, 51421440), (21, 48972800), (24, 42851200), (25, 41137152), (28, 36729600), (30, 34280960), (32, 32138400), (35, 29383680), (40, 25710720), (42, 24486400), (48, 21425600), (50, 20568576), (56, 18364800), (60, 17140480), (64, 16069200), (70, 14691840), (75, 13712384), (80, 12855360), (84, 12243200), (96, 10712800), (100, 10284288), (105, 9794560), (112, 9182400), (120, 8570240), (128, 8034600), (140, 7345920), (150, 6856192), (160, 6427680), (168, 6121600), (175, 5876736), (192, 5356400), (200, 5142144), (210, 4897280), (224, 4591200), (240, 4285120), (256, 4017300), (280, 3672960), (300, 3428096), (320, 3213840), (336, 3060800), (350, 2938368), (384, 2678200), (400, 2571072), (420, 2448640), (448, 2295600), (480, 2142560), (512, 2008650), (525, 1958912), (560, 1836480), (600, 1714048), (640, 1606920), (672, 1530400), (700, 1469184), (768, 1339100), (800, 1285536), (840, 1224320), (896, 1147800), (960, 1071280), (1024, 1004325), (1050, 979456), (1120, 918240), (1200, 857024), (1280, 803460), (1344, 765200), (1400, 734592), (1536, 669550), (1600, 642768), (1680, 612160), (1792, 573900), (1913, 537600), (1920, 535640), (2100, 489728), (2240, 459120), (2400, 428512), (2560, 401730), (2688, 382600), (2800, 367296), (3072, 334775), (3200, 321384), (3360, 306080), (3584, 286950), (3826, 268800), (3840, 267820), (4200, 244864), (4480, 229560), (4800, 214256), (5120, 200865), (5376, 191300), (5600, 183648), (5739, 179200), (6400, 160692), (6720, 153040), (7168, 143475), (7652, 134400), (7680, 133910), (8400, 122432), (8960, 114780), (9565, 107520), (9600, 107128), (10752, 95650), (11200, 91824), (11478, 89600), (12800, 80346), (13391, 76800), (13440, 76520), (15304, 67200), (15360, 66955), (16800, 61216), (17920, 57390), (19130, 53760), (19200, 53564), (21504, 47825), (22400, 45912), (22956, 44800), (25600, 40173), (26782, 38400), (26880, 38260), (28695, 35840), (30608, 33600)]