257107200

素因数分解:

$2^8\times 3^1\times 5^2\times 7^1\times {\mathrm{1913}}^1$

素因数の和:1949

約数の個数: 216

約数和(自身を含む): 970229568

約数和(自身を除く): 713122368

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, 525, 560, 600, 640, 672, 700, 768, 800, 840, 896, 960, 1050, 1120, 1200, 1280, 1344, 1400, 1600, 1680, 1792, 1913, 1920, 2100, 2240, 2400, 2688, 2800, 3200, 3360, 3826, 3840, 4200, 4480, 4800, 5376, 5600, 5739, 6400, 6720, 7652, 8400, 8960, 9565, 9600, 11200, 11478, 13391, 13440, 15304, 16800, 19130, 19200, 22400, 22956, 26782, 26880, 28695, 30608, 33600, 38260, 40173, 44800, 45912, 47825, 53564, 57390, 61216, 66955, 67200, 76520, 80346, 91824, 95650, 107128, 114780, 122432, 133910, 134400, 143475, 153040, 160692, 183648, 191300, 200865, 214256, 229560, 244864, 267820, 286950, 306080, 321384, 334775, 367296, 382600, 401730, 428512, 459120, 489728, 535640, 573900, 612160, 642768, 669550, 734592, 765200, 803460, 857024, 918240, 1004325, 1071280, 1147800, 1224320, 1285536, 1339100, 1469184, 1530400, 1606920, 1714048, 1836480, 2008650, 2142560, 2295600, 2448640, 2571072, 2678200, 3060800, 3213840, 3428096, 3672960, 4017300, 4285120, 4591200, 5142144, 5356400, 6121600, 6427680, 7345920, 8034600, 8570240, 9182400, 10284288, 10712800, 12243200, 12855360, 16069200, 17140480, 18364800, 21425600, 25710720, 32138400, 36729600, 42851200, 51421440, 64276800, 85702400, 128553600, 257107200]

約数ペア:

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