121913640240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{177427}}^1$

素因数の和:177859

約数の個数: 160

約数和(自身を含む): 432981096960

約数和(自身を除く): 311067456720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 409, 420, 560, 818, 840, 1227, 1636, 1680, 2045, 2454, 2863, 3272, 4090, 4908, 5726, 6135, 6544, 8180, 8589, 9816, 11452, 12270, 14315, 16360, 17178, 19632, 22904, 24540, 28630, 32720, 34356, 42945, 45808, 49080, 57260, 68712, 85890, 98160, 114520, 137424, 171780, 177427, 229040, 343560, 354854, 532281, 687120, 709708, 887135, 1064562, 1241989, 1419416, 1774270, 2129124, 2483978, 2661405, 2838832, 3548540, 3725967, 4258248, 4967956, 5322810, 6209945, 7097080, 7451934, 8516496, 9935912, 10645620, 12419890, 14194160, 14903868, 18629835, 19871824, 21291240, 24839780, 29807736, 37259670, 42582480, 49679560, 59615472, 72567643, 74519340, 99359120, 145135286, 149038680, 217702929, 290270572, 298077360, 362838215, 435405858, 507973501, 580541144, 725676430, 870811716, 1015947002, 1088514645, 1161082288, 1451352860, 1523920503, 1741623432, 2031894004, 2177029290, 2539867505, 2902705720, 3047841006, 3483246864, 4063788008, 4354058580, 5079735010, 5805411440, 6095682012, 7619602515, 8127576016, 8708117160, 10159470020, 12191364024, 15239205030, 17416234320, 20318940040, 24382728048, 30478410060, 40637880080, 60956820120, 121913640240]

約数ペア:

[(1, 121913640240), (2, 60956820120), (3, 40637880080), (4, 30478410060), (5, 24382728048), (6, 20318940040), (7, 17416234320), (8, 15239205030), (10, 12191364024), (12, 10159470020), (14, 8708117160), (15, 8127576016), (16, 7619602515), (20, 6095682012), (21, 5805411440), (24, 5079735010), (28, 4354058580), (30, 4063788008), (35, 3483246864), (40, 3047841006), (42, 2902705720), (48, 2539867505), (56, 2177029290), (60, 2031894004), (70, 1741623432), (80, 1523920503), (84, 1451352860), (105, 1161082288), (112, 1088514645), (120, 1015947002), (140, 870811716), (168, 725676430), (210, 580541144), (240, 507973501), (280, 435405858), (336, 362838215), (409, 298077360), (420, 290270572), (560, 217702929), (818, 149038680), (840, 145135286), (1227, 99359120), (1636, 74519340), (1680, 72567643), (2045, 59615472), (2454, 49679560), (2863, 42582480), (3272, 37259670), (4090, 29807736), (4908, 24839780), (5726, 21291240), (6135, 19871824), (6544, 18629835), (8180, 14903868), (8589, 14194160), (9816, 12419890), (11452, 10645620), (12270, 9935912), (14315, 8516496), (16360, 7451934), (17178, 7097080), (19632, 6209945), (22904, 5322810), (24540, 4967956), (28630, 4258248), (32720, 3725967), (34356, 3548540), (42945, 2838832), (45808, 2661405), (49080, 2483978), (57260, 2129124), (68712, 1774270), (85890, 1419416), (98160, 1241989), (114520, 1064562), (137424, 887135), (171780, 709708), (177427, 687120), (229040, 532281), (343560, 354854)]