215446140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1921

約数の個数: 216

約数和(自身を含む): 819131040

約数和(自身を除く): 603684900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1879, 1911, 2205, 2340, 2548, 2730, 2940, 3185, 3276, 3758, 3822, 4095, 4410, 5460, 5637, 5733, 6370, 7516, 7644, 8190, 8820, 9395, 9555, 11274, 11466, 12740, 13153, 16380, 16911, 18790, 19110, 22548, 22932, 24427, 26306, 28185, 28665, 33822, 37580, 38220, 39459, 48854, 52612, 56370, 57330, 65765, 67644, 73281, 78918, 84555, 92071, 97708, 112740, 114660, 118377, 122135, 131530, 146562, 157836, 169110, 170989, 184142, 197295, 219843, 236754, 244270, 263060, 276213, 293124, 338220, 341978, 366405, 368284, 394590, 439686, 460355, 473508, 488540, 512967, 552426, 591885, 683956, 732810, 789180, 828639, 854945, 879372, 920710, 1025934, 1099215, 1104852, 1183770, 1196923, 1381065, 1465620, 1538901, 1657278, 1709890, 1841420, 2051868, 2198430, 2367540, 2393846, 2564835, 2762130, 3077802, 3314556, 3419780, 3590769, 4143195, 4396860, 4787692, 5129670, 5524260, 5984615, 6155604, 7181538, 7694505, 8286390, 10259340, 10772307, 11969230, 14363076, 15389010, 16572780, 17953845, 21544614, 23938460, 30778020, 35907690, 43089228, 53861535, 71815380, 107723070, 215446140]

約数ペア:

[(1, 215446140), (2, 107723070), (3, 71815380), (4, 53861535), (5, 43089228), (6, 35907690), (7, 30778020), (9, 23938460), (10, 21544614), (12, 17953845), (13, 16572780), (14, 15389010), (15, 14363076), (18, 11969230), (20, 10772307), (21, 10259340), (26, 8286390), (28, 7694505), (30, 7181538), (35, 6155604), (36, 5984615), (39, 5524260), (42, 5129670), (45, 4787692), (49, 4396860), (52, 4143195), (60, 3590769), (63, 3419780), (65, 3314556), (70, 3077802), (78, 2762130), (84, 2564835), (90, 2393846), (91, 2367540), (98, 2198430), (105, 2051868), (117, 1841420), (126, 1709890), (130, 1657278), (140, 1538901), (147, 1465620), (156, 1381065), (180, 1196923), (182, 1183770), (195, 1104852), (196, 1099215), (210, 1025934), (234, 920710), (245, 879372), (252, 854945), (260, 828639), (273, 789180), (294, 732810), (315, 683956), (364, 591885), (390, 552426), (420, 512967), (441, 488540), (455, 473508), (468, 460355), (490, 439686), (546, 394590), (585, 368284), (588, 366405), (630, 341978), (637, 338220), (735, 293124), (780, 276213), (819, 263060), (882, 244270), (910, 236754), (980, 219843), (1092, 197295), (1170, 184142), (1260, 170989), (1274, 169110), (1365, 157836), (1470, 146562), (1638, 131530), (1764, 122135), (1820, 118377), (1879, 114660), (1911, 112740), (2205, 97708), (2340, 92071), (2548, 84555), (2730, 78918), (2940, 73281), (3185, 67644), (3276, 65765), (3758, 57330), (3822, 56370), (4095, 52612), (4410, 48854), (5460, 39459), (5637, 38220), (5733, 37580), (6370, 33822), (7516, 28665), (7644, 28185), (8190, 26306), (8820, 24427), (9395, 22932), (9555, 22548), (11274, 19110), (11466, 18790), (12740, 16911), (13153, 16380)]