1880870880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:622

約数の個数: 288

約数和(自身を含む): 6942983040

約数和(自身を除く): 5062112160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 211, 224, 240, 245, 280, 294, 336, 379, 392, 420, 422, 480, 490, 560, 588, 633, 672, 735, 758, 784, 840, 844, 980, 1055, 1120, 1137, 1176, 1266, 1470, 1477, 1516, 1568, 1680, 1688, 1895, 1960, 2110, 2274, 2352, 2532, 2653, 2940, 2954, 3032, 3165, 3360, 3376, 3790, 3920, 4220, 4431, 4548, 4704, 5064, 5306, 5685, 5880, 5908, 6064, 6330, 6752, 7385, 7580, 7840, 7959, 8440, 8862, 9096, 10128, 10339, 10612, 11370, 11760, 11816, 12128, 12660, 13265, 14770, 15160, 15918, 16880, 17724, 18192, 18571, 20256, 20678, 21224, 22155, 22740, 23520, 23632, 25320, 26530, 29540, 30320, 31017, 31836, 33760, 35448, 36384, 37142, 39795, 41356, 42448, 44310, 45480, 47264, 50640, 51695, 53060, 55713, 59080, 60640, 62034, 63672, 70896, 74284, 79590, 79969, 82712, 84896, 88620, 90960, 92855, 101280, 103390, 106120, 111426, 118160, 124068, 127344, 141792, 148568, 155085, 159180, 159938, 165424, 177240, 181920, 185710, 206780, 212240, 222852, 236320, 239907, 248136, 254688, 278565, 297136, 310170, 318360, 319876, 330848, 354480, 371420, 399845, 413560, 424480, 445704, 479814, 496272, 557130, 559783, 594272, 620340, 636720, 639752, 708960, 742840, 799690, 827120, 891408, 959628, 992544, 1114260, 1119566, 1199535, 1240680, 1273440, 1279504, 1485680, 1599380, 1654240, 1679349, 1782816, 1919256, 2228520, 2239132, 2399070, 2481360, 2559008, 2798915, 2971360, 3198760, 3358698, 3838512, 3918481, 4457040, 4478264, 4798140, 4962720, 5597830, 6397520, 6717396, 7677024, 7836962, 8396745, 8914080, 8956528, 9596280, 11195660, 11755443, 12795040, 13434792, 15673924, 16793490, 17913056, 19192560, 19592405, 22391320, 23510886, 26869584, 31347848, 33586980, 38385120, 39184810, 44782640, 47021772, 53739168, 58777215, 62695696, 67173960, 78369620, 89565280, 94043544, 117554430, 125391392, 134347920, 156739240, 188087088, 235108860, 268695840, 313478480, 376174176, 470217720, 626956960, 940435440, 1880870880]

約数ペア:

[(1, 1880870880), (2, 940435440), (3, 626956960), (4, 470217720), (5, 376174176), (6, 313478480), (7, 268695840), (8, 235108860), (10, 188087088), (12, 156739240), (14, 134347920), (15, 125391392), (16, 117554430), (20, 94043544), (21, 89565280), (24, 78369620), (28, 67173960), (30, 62695696), (32, 58777215), (35, 53739168), (40, 47021772), (42, 44782640), (48, 39184810), (49, 38385120), (56, 33586980), (60, 31347848), (70, 26869584), (80, 23510886), (84, 22391320), (96, 19592405), (98, 19192560), (105, 17913056), (112, 16793490), (120, 15673924), (140, 13434792), (147, 12795040), (160, 11755443), (168, 11195660), (196, 9596280), (210, 8956528), (211, 8914080), (224, 8396745), (240, 7836962), (245, 7677024), (280, 6717396), (294, 6397520), (336, 5597830), (379, 4962720), (392, 4798140), (420, 4478264), (422, 4457040), (480, 3918481), (490, 3838512), (560, 3358698), (588, 3198760), (633, 2971360), (672, 2798915), (735, 2559008), (758, 2481360), (784, 2399070), (840, 2239132), (844, 2228520), (980, 1919256), (1055, 1782816), (1120, 1679349), (1137, 1654240), (1176, 1599380), (1266, 1485680), (1470, 1279504), (1477, 1273440), (1516, 1240680), (1568, 1199535), (1680, 1119566), (1688, 1114260), (1895, 992544), (1960, 959628), (2110, 891408), (2274, 827120), (2352, 799690), (2532, 742840), (2653, 708960), (2940, 639752), (2954, 636720), (3032, 620340), (3165, 594272), (3360, 559783), (3376, 557130), (3790, 496272), (3920, 479814), (4220, 445704), (4431, 424480), (4548, 413560), (4704, 399845), (5064, 371420), (5306, 354480), (5685, 330848), (5880, 319876), (5908, 318360), (6064, 310170), (6330, 297136), (6752, 278565), (7385, 254688), (7580, 248136), (7840, 239907), (7959, 236320), (8440, 222852), (8862, 212240), (9096, 206780), (10128, 185710), (10339, 181920), (10612, 177240), (11370, 165424), (11760, 159938), (11816, 159180), (12128, 155085), (12660, 148568), (13265, 141792), (14770, 127344), (15160, 124068), (15918, 118160), (16880, 111426), (17724, 106120), (18192, 103390), (18571, 101280), (20256, 92855), (20678, 90960), (21224, 88620), (22155, 84896), (22740, 82712), (23520, 79969), (23632, 79590), (25320, 74284), (26530, 70896), (29540, 63672), (30320, 62034), (31017, 60640), (31836, 59080), (33760, 55713), (35448, 53060), (36384, 51695), (37142, 50640), (39795, 47264), (41356, 45480), (42448, 44310)]