128986440

素因数分解:

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

素因数の和:220

約数の個数: 256

約数和(自身を含む): 459648000

約数和(自身を除く): 330661560

約数列:

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

約数ペア:

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