257993280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3089}}^1$

素因数の和:3141

約数の個数: 168

約数和(自身を含む): 918286200

約数和(自身を除く): 660292920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 435, 464, 480, 522, 576, 580, 696, 720, 870, 928, 960, 1044, 1160, 1305, 1392, 1440, 1740, 1856, 2088, 2320, 2610, 2784, 2880, 3089, 3480, 4176, 4640, 5220, 5568, 6178, 6960, 8352, 9267, 9280, 10440, 12356, 13920, 15445, 16704, 18534, 20880, 24712, 27801, 27840, 30890, 37068, 41760, 46335, 49424, 55602, 61780, 74136, 83520, 89581, 92670, 98848, 111204, 123560, 139005, 148272, 179162, 185340, 197696, 222408, 247120, 268743, 278010, 296544, 358324, 370680, 444816, 447905, 494240, 537486, 556020, 593088, 716648, 741360, 806229, 889632, 895810, 988480, 1074972, 1112040, 1343715, 1433296, 1482720, 1612458, 1779264, 1791620, 2149944, 2224080, 2687430, 2866592, 2965440, 3224916, 3583240, 4031145, 4299888, 4448160, 5374860, 5733184, 6449832, 7166480, 8062290, 8599776, 8896320, 10749720, 12899664, 14332960, 16124580, 17199552, 21499440, 25799328, 28665920, 32249160, 42998880, 51598656, 64498320, 85997760, 128996640, 257993280]

約数ペア:

[(1, 257993280), (2, 128996640), (3, 85997760), (4, 64498320), (5, 51598656), (6, 42998880), (8, 32249160), (9, 28665920), (10, 25799328), (12, 21499440), (15, 17199552), (16, 16124580), (18, 14332960), (20, 12899664), (24, 10749720), (29, 8896320), (30, 8599776), (32, 8062290), (36, 7166480), (40, 6449832), (45, 5733184), (48, 5374860), (58, 4448160), (60, 4299888), (64, 4031145), (72, 3583240), (80, 3224916), (87, 2965440), (90, 2866592), (96, 2687430), (116, 2224080), (120, 2149944), (144, 1791620), (145, 1779264), (160, 1612458), (174, 1482720), (180, 1433296), (192, 1343715), (232, 1112040), (240, 1074972), (261, 988480), (288, 895810), (290, 889632), (320, 806229), (348, 741360), (360, 716648), (435, 593088), (464, 556020), (480, 537486), (522, 494240), (576, 447905), (580, 444816), (696, 370680), (720, 358324), (870, 296544), (928, 278010), (960, 268743), (1044, 247120), (1160, 222408), (1305, 197696), (1392, 185340), (1440, 179162), (1740, 148272), (1856, 139005), (2088, 123560), (2320, 111204), (2610, 98848), (2784, 92670), (2880, 89581), (3089, 83520), (3480, 74136), (4176, 61780), (4640, 55602), (5220, 49424), (5568, 46335), (6178, 41760), (6960, 37068), (8352, 30890), (9267, 27840), (9280, 27801), (10440, 24712), (12356, 20880), (13920, 18534), (15445, 16704)]