257972880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 320

約数和(自身を含む): 949939200

約数和(自身を除く): 691966320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 19, 20, 22, 24, 30, 33, 37, 38, 40, 44, 48, 55, 57, 60, 66, 74, 76, 80, 88, 95, 110, 111, 114, 120, 132, 139, 148, 152, 165, 176, 185, 190, 209, 220, 222, 228, 240, 264, 278, 285, 296, 304, 330, 370, 380, 407, 417, 418, 440, 444, 456, 528, 555, 556, 570, 592, 627, 660, 695, 703, 740, 760, 814, 834, 836, 880, 888, 912, 1045, 1110, 1112, 1140, 1221, 1254, 1320, 1390, 1406, 1480, 1520, 1529, 1628, 1668, 1672, 1776, 2035, 2085, 2090, 2109, 2220, 2224, 2280, 2442, 2508, 2640, 2641, 2780, 2812, 2960, 3058, 3135, 3256, 3336, 3344, 3515, 4070, 4170, 4180, 4218, 4440, 4560, 4587, 4884, 5016, 5143, 5282, 5560, 5624, 6105, 6116, 6270, 6512, 6672, 7030, 7645, 7733, 7923, 8140, 8340, 8360, 8436, 8880, 9174, 9768, 10032, 10286, 10545, 10564, 11120, 11248, 12210, 12232, 12540, 13205, 14060, 15290, 15429, 15466, 15846, 16280, 16680, 16720, 16872, 18348, 19536, 20572, 21090, 21128, 22935, 23199, 24420, 24464, 25080, 25715, 26410, 28120, 29051, 30580, 30858, 30932, 31692, 32560, 33360, 33744, 36696, 38665, 39615, 41144, 42180, 42256, 45870, 46398, 48840, 50160, 51430, 52820, 56240, 56573, 58102, 61160, 61716, 61864, 63384, 73392, 77145, 77330, 79230, 82288, 84360, 87153, 91740, 92796, 97680, 97717, 102860, 105640, 113146, 115995, 116204, 122320, 123432, 123728, 126768, 145255, 154290, 154660, 158460, 168720, 169719, 174306, 183480, 185592, 195434, 205720, 211280, 226292, 231990, 232408, 246864, 282865, 290510, 293151, 308580, 309320, 316920, 339438, 348612, 366960, 371184, 390868, 411440, 435765, 452584, 463980, 464816, 488585, 565730, 581020, 586302, 617160, 618640, 633840, 678876, 697224, 781736, 848595, 871530, 905168, 927960, 977170, 1074887, 1131460, 1162040, 1172604, 1234320, 1357752, 1394448, 1465755, 1563472, 1697190, 1743060, 1855920, 1954340, 2149774, 2262920, 2324080, 2345208, 2715504, 2931510, 3224661, 3394380, 3486120, 3908680, 4299548, 4525840, 4690416, 5374435, 5863020, 6449322, 6788760, 6972240, 7817360, 8599096, 10748870, 11726040, 12898644, 13577520, 16123305, 17198192, 21497740, 23452080, 25797288, 32246610, 42995480, 51594576, 64493220, 85990960, 128986440, 257972880]

約数ペア:

[(1, 257972880), (2, 128986440), (3, 85990960), (4, 64493220), (5, 51594576), (6, 42995480), (8, 32246610), (10, 25797288), (11, 23452080), (12, 21497740), (15, 17198192), (16, 16123305), (19, 13577520), (20, 12898644), (22, 11726040), (24, 10748870), (30, 8599096), (33, 7817360), (37, 6972240), (38, 6788760), (40, 6449322), (44, 5863020), (48, 5374435), (55, 4690416), (57, 4525840), (60, 4299548), (66, 3908680), (74, 3486120), (76, 3394380), (80, 3224661), (88, 2931510), (95, 2715504), (110, 2345208), (111, 2324080), (114, 2262920), (120, 2149774), (132, 1954340), (139, 1855920), (148, 1743060), (152, 1697190), (165, 1563472), (176, 1465755), (185, 1394448), (190, 1357752), (209, 1234320), (220, 1172604), (222, 1162040), (228, 1131460), (240, 1074887), (264, 977170), (278, 927960), (285, 905168), (296, 871530), (304, 848595), (330, 781736), (370, 697224), (380, 678876), (407, 633840), (417, 618640), (418, 617160), (440, 586302), (444, 581020), (456, 565730), (528, 488585), (555, 464816), (556, 463980), (570, 452584), (592, 435765), (627, 411440), (660, 390868), (695, 371184), (703, 366960), (740, 348612), (760, 339438), (814, 316920), (834, 309320), (836, 308580), (880, 293151), (888, 290510), (912, 282865), (1045, 246864), (1110, 232408), (1112, 231990), (1140, 226292), (1221, 211280), (1254, 205720), (1320, 195434), (1390, 185592), (1406, 183480), (1480, 174306), (1520, 169719), (1529, 168720), (1628, 158460), (1668, 154660), (1672, 154290), (1776, 145255), (2035, 126768), (2085, 123728), (2090, 123432), (2109, 122320), (2220, 116204), (2224, 115995), (2280, 113146), (2442, 105640), (2508, 102860), (2640, 97717), (2641, 97680), (2780, 92796), (2812, 91740), (2960, 87153), (3058, 84360), (3135, 82288), (3256, 79230), (3336, 77330), (3344, 77145), (3515, 73392), (4070, 63384), (4170, 61864), (4180, 61716), (4218, 61160), (4440, 58102), (4560, 56573), (4587, 56240), (4884, 52820), (5016, 51430), (5143, 50160), (5282, 48840), (5560, 46398), (5624, 45870), (6105, 42256), (6116, 42180), (6270, 41144), (6512, 39615), (6672, 38665), (7030, 36696), (7645, 33744), (7733, 33360), (7923, 32560), (8140, 31692), (8340, 30932), (8360, 30858), (8436, 30580), (8880, 29051), (9174, 28120), (9768, 26410), (10032, 25715), (10286, 25080), (10545, 24464), (10564, 24420), (11120, 23199), (11248, 22935), (12210, 21128), (12232, 21090), (12540, 20572), (13205, 19536), (14060, 18348), (15290, 16872), (15429, 16720), (15466, 16680), (15846, 16280)]