212120480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 601509888

約数和(自身を除く): 389389408

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 73, 80, 88, 104, 110, 127, 130, 143, 146, 160, 176, 208, 220, 254, 260, 286, 292, 352, 365, 416, 440, 508, 520, 572, 584, 635, 715, 730, 803, 880, 949, 1016, 1040, 1144, 1168, 1270, 1397, 1430, 1460, 1606, 1651, 1760, 1898, 2032, 2080, 2288, 2336, 2540, 2794, 2860, 2920, 3212, 3302, 3796, 4015, 4064, 4576, 4745, 5080, 5588, 5720, 5840, 6424, 6604, 6985, 7592, 8030, 8255, 9271, 9490, 10160, 10439, 11176, 11440, 11680, 12848, 13208, 13970, 15184, 16060, 16510, 18161, 18542, 18980, 20320, 20878, 22352, 22880, 25696, 26416, 27940, 30368, 32120, 33020, 36322, 37084, 37960, 41756, 44704, 46355, 52195, 52832, 55880, 64240, 66040, 72644, 74168, 75920, 83512, 90805, 92710, 101981, 104390, 111760, 120523, 128480, 132080, 145288, 148336, 151840, 167024, 181610, 185420, 203962, 208780, 223520, 241046, 264160, 290576, 296672, 334048, 363220, 370840, 407924, 417560, 482092, 509905, 581152, 602615, 726440, 741680, 815848, 835120, 964184, 1019810, 1205230, 1325753, 1452880, 1483360, 1631696, 1670240, 1928368, 2039620, 2410460, 2651506, 2905760, 3263392, 3856736, 4079240, 4820920, 5303012, 6628765, 8158480, 9641840, 10606024, 13257530, 16316960, 19283680, 21212048, 26515060, 42424096, 53030120, 106060240, 212120480]

約数ペア:

[(1, 212120480), (2, 106060240), (4, 53030120), (5, 42424096), (8, 26515060), (10, 21212048), (11, 19283680), (13, 16316960), (16, 13257530), (20, 10606024), (22, 9641840), (26, 8158480), (32, 6628765), (40, 5303012), (44, 4820920), (52, 4079240), (55, 3856736), (65, 3263392), (73, 2905760), (80, 2651506), (88, 2410460), (104, 2039620), (110, 1928368), (127, 1670240), (130, 1631696), (143, 1483360), (146, 1452880), (160, 1325753), (176, 1205230), (208, 1019810), (220, 964184), (254, 835120), (260, 815848), (286, 741680), (292, 726440), (352, 602615), (365, 581152), (416, 509905), (440, 482092), (508, 417560), (520, 407924), (572, 370840), (584, 363220), (635, 334048), (715, 296672), (730, 290576), (803, 264160), (880, 241046), (949, 223520), (1016, 208780), (1040, 203962), (1144, 185420), (1168, 181610), (1270, 167024), (1397, 151840), (1430, 148336), (1460, 145288), (1606, 132080), (1651, 128480), (1760, 120523), (1898, 111760), (2032, 104390), (2080, 101981), (2288, 92710), (2336, 90805), (2540, 83512), (2794, 75920), (2860, 74168), (2920, 72644), (3212, 66040), (3302, 64240), (3796, 55880), (4015, 52832), (4064, 52195), (4576, 46355), (4745, 44704), (5080, 41756), (5588, 37960), (5720, 37084), (5840, 36322), (6424, 33020), (6604, 32120), (6985, 30368), (7592, 27940), (8030, 26416), (8255, 25696), (9271, 22880), (9490, 22352), (10160, 20878), (10439, 20320), (11176, 18980), (11440, 18542), (11680, 18161), (12848, 16510), (13208, 16060), (13970, 15184)]