257802480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9181}}^1$

素因数の和:9216

約数の個数: 160

約数和(自身を含む): 956397120

約数和(自身を除く): 698594640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9181, 9360, 14040, 18362, 27543, 28080, 36724, 45905, 55086, 73448, 82629, 91810, 110172, 119353, 137715, 146896, 165258, 183620, 220344, 238706, 247887, 275430, 330516, 358059, 367240, 413145, 440688, 477412, 495774, 550860, 596765, 661032, 716118, 734480, 826290, 954824, 991548, 1074177, 1101720, 1193530, 1239435, 1322064, 1432236, 1652580, 1790295, 1909648, 1983096, 2148354, 2203440, 2387060, 2478870, 2864472, 3222531, 3305160, 3580590, 3966192, 4296708, 4774120, 4957740, 5370885, 5728944, 6445062, 6610320, 7161180, 8593416, 9548240, 9915480, 10741770, 12890124, 14322360, 16112655, 17186832, 19830960, 21483540, 25780248, 28644720, 32225310, 42967080, 51560496, 64450620, 85934160, 128901240, 257802480]

約数ペア:

[(1, 257802480), (2, 128901240), (3, 85934160), (4, 64450620), (5, 51560496), (6, 42967080), (8, 32225310), (9, 28644720), (10, 25780248), (12, 21483540), (13, 19830960), (15, 17186832), (16, 16112655), (18, 14322360), (20, 12890124), (24, 10741770), (26, 9915480), (27, 9548240), (30, 8593416), (36, 7161180), (39, 6610320), (40, 6445062), (45, 5728944), (48, 5370885), (52, 4957740), (54, 4774120), (60, 4296708), (65, 3966192), (72, 3580590), (78, 3305160), (80, 3222531), (90, 2864472), (104, 2478870), (108, 2387060), (117, 2203440), (120, 2148354), (130, 1983096), (135, 1909648), (144, 1790295), (156, 1652580), (180, 1432236), (195, 1322064), (208, 1239435), (216, 1193530), (234, 1101720), (240, 1074177), (260, 991548), (270, 954824), (312, 826290), (351, 734480), (360, 716118), (390, 661032), (432, 596765), (468, 550860), (520, 495774), (540, 477412), (585, 440688), (624, 413145), (702, 367240), (720, 358059), (780, 330516), (936, 275430), (1040, 247887), (1080, 238706), (1170, 220344), (1404, 183620), (1560, 165258), (1755, 146896), (1872, 137715), (2160, 119353), (2340, 110172), (2808, 91810), (3120, 82629), (3510, 73448), (4680, 55086), (5616, 45905), (7020, 36724), (9181, 28080), (9360, 27543), (14040, 18362)]