281082960

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1$

素因数の和:808

約数の個数: 240

約数和(自身を含む): 1031808960

約数和(自身を除く): 750726000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 761, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1520, 1522, 1539, 1620, 1710, 1944, 2052, 2160, 2280, 2283, 2430, 2565, 2736, 3044, 3078, 3240, 3420, 3805, 3888, 4104, 4560, 4566, 4617, 4860, 5130, 6088, 6156, 6480, 6840, 6849, 7610, 7695, 8208, 9132, 9234, 9720, 10260, 11415, 12176, 12312, 13680, 13698, 14459, 15220, 15390, 18264, 18468, 19440, 20520, 20547, 22830, 23085, 24624, 27396, 28918, 30440, 30780, 34245, 36528, 36936, 41040, 41094, 43377, 45660, 46170, 54792, 57836, 60880, 61560, 61641, 68490, 72295, 73872, 82188, 86754, 91320, 92340, 102735, 109584, 115672, 123120, 123282, 130131, 136980, 144590, 164376, 173508, 182640, 184680, 184923, 205470, 216885, 231344, 246564, 260262, 273960, 289180, 308205, 328752, 347016, 369360, 369846, 390393, 410940, 433770, 493128, 520524, 547920, 578360, 616410, 650655, 694032, 739692, 780786, 821880, 867540, 924615, 986256, 1041048, 1156720, 1171179, 1232820, 1301310, 1479384, 1561572, 1643760, 1735080, 1849230, 1951965, 2082096, 2342358, 2465640, 2602620, 2958768, 3123144, 3470160, 3513537, 3698460, 3903930, 4684716, 4931280, 5205240, 5855895, 6246288, 7027074, 7396920, 7807860, 9369432, 10410480, 11711790, 14054148, 14793840, 15615720, 17567685, 18738864, 23423580, 28108296, 31231440, 35135370, 46847160, 56216592, 70270740, 93694320, 140541480, 281082960]

約数ペア:

[(1, 281082960), (2, 140541480), (3, 93694320), (4, 70270740), (5, 56216592), (6, 46847160), (8, 35135370), (9, 31231440), (10, 28108296), (12, 23423580), (15, 18738864), (16, 17567685), (18, 15615720), (19, 14793840), (20, 14054148), (24, 11711790), (27, 10410480), (30, 9369432), (36, 7807860), (38, 7396920), (40, 7027074), (45, 6246288), (48, 5855895), (54, 5205240), (57, 4931280), (60, 4684716), (72, 3903930), (76, 3698460), (80, 3513537), (81, 3470160), (90, 3123144), (95, 2958768), (108, 2602620), (114, 2465640), (120, 2342358), (135, 2082096), (144, 1951965), (152, 1849230), (162, 1735080), (171, 1643760), (180, 1561572), (190, 1479384), (216, 1301310), (228, 1232820), (240, 1171179), (243, 1156720), (270, 1041048), (285, 986256), (304, 924615), (324, 867540), (342, 821880), (360, 780786), (380, 739692), (405, 694032), (432, 650655), (456, 616410), (486, 578360), (513, 547920), (540, 520524), (570, 493128), (648, 433770), (684, 410940), (720, 390393), (760, 369846), (761, 369360), (810, 347016), (855, 328752), (912, 308205), (972, 289180), (1026, 273960), (1080, 260262), (1140, 246564), (1215, 231344), (1296, 216885), (1368, 205470), (1520, 184923), (1522, 184680), (1539, 182640), (1620, 173508), (1710, 164376), (1944, 144590), (2052, 136980), (2160, 130131), (2280, 123282), (2283, 123120), (2430, 115672), (2565, 109584), (2736, 102735), (3044, 92340), (3078, 91320), (3240, 86754), (3420, 82188), (3805, 73872), (3888, 72295), (4104, 68490), (4560, 61641), (4566, 61560), (4617, 60880), (4860, 57836), (5130, 54792), (6088, 46170), (6156, 45660), (6480, 43377), (6840, 41094), (6849, 41040), (7610, 36936), (7695, 36528), (8208, 34245), (9132, 30780), (9234, 30440), (9720, 28918), (10260, 27396), (11415, 24624), (12176, 23085), (12312, 22830), (13680, 20547), (13698, 20520), (14459, 19440), (15220, 18468), (15390, 18264)]