245831880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:324

約数の個数: 256

約数和(自身を含む): 903628800

約数和(自身を除く): 657796920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 73, 76, 84, 95, 105, 114, 120, 133, 140, 146, 152, 168, 190, 210, 211, 219, 228, 266, 280, 285, 292, 365, 380, 399, 420, 422, 438, 456, 511, 532, 570, 584, 633, 665, 730, 760, 798, 840, 844, 876, 1022, 1055, 1064, 1095, 1140, 1266, 1330, 1387, 1460, 1477, 1533, 1596, 1688, 1752, 1995, 2044, 2110, 2190, 2280, 2532, 2555, 2660, 2774, 2920, 2954, 3066, 3165, 3192, 3990, 4009, 4088, 4161, 4220, 4380, 4431, 5064, 5110, 5320, 5548, 5908, 6132, 6330, 6935, 7385, 7665, 7980, 8018, 8322, 8440, 8760, 8862, 9709, 10220, 11096, 11816, 12027, 12264, 12660, 13870, 14770, 15330, 15403, 15960, 16036, 16644, 17724, 19418, 20045, 20440, 20805, 22155, 24054, 25320, 27740, 28063, 29127, 29540, 30660, 30806, 32072, 33288, 35448, 38836, 40090, 41610, 44310, 46209, 48108, 48545, 55480, 56126, 58254, 59080, 60135, 61320, 61612, 77015, 77672, 80180, 83220, 84189, 88620, 92418, 96216, 97090, 107821, 112252, 116508, 120270, 123224, 140315, 145635, 154030, 160360, 166440, 168378, 177240, 184836, 194180, 215642, 224504, 231045, 233016, 240540, 280630, 291270, 292657, 308060, 323463, 336756, 369672, 388360, 420945, 431284, 462090, 481080, 539105, 561260, 582540, 585314, 616120, 646926, 673512, 841890, 862568, 877971, 924180, 1078210, 1122520, 1165080, 1170628, 1293852, 1463285, 1617315, 1683780, 1755942, 1848360, 2048599, 2156420, 2341256, 2587704, 2926570, 3234630, 3367560, 3511884, 4097198, 4312840, 4389855, 5853140, 6145797, 6469260, 7023768, 8194396, 8779710, 10242995, 11706280, 12291594, 12938520, 16388792, 17559420, 20485990, 24583188, 30728985, 35118840, 40971980, 49166376, 61457970, 81943960, 122915940, 245831880]

約数ペア:

[(1, 245831880), (2, 122915940), (3, 81943960), (4, 61457970), (5, 49166376), (6, 40971980), (7, 35118840), (8, 30728985), (10, 24583188), (12, 20485990), (14, 17559420), (15, 16388792), (19, 12938520), (20, 12291594), (21, 11706280), (24, 10242995), (28, 8779710), (30, 8194396), (35, 7023768), (38, 6469260), (40, 6145797), (42, 5853140), (56, 4389855), (57, 4312840), (60, 4097198), (70, 3511884), (73, 3367560), (76, 3234630), (84, 2926570), (95, 2587704), (105, 2341256), (114, 2156420), (120, 2048599), (133, 1848360), (140, 1755942), (146, 1683780), (152, 1617315), (168, 1463285), (190, 1293852), (210, 1170628), (211, 1165080), (219, 1122520), (228, 1078210), (266, 924180), (280, 877971), (285, 862568), (292, 841890), (365, 673512), (380, 646926), (399, 616120), (420, 585314), (422, 582540), (438, 561260), (456, 539105), (511, 481080), (532, 462090), (570, 431284), (584, 420945), (633, 388360), (665, 369672), (730, 336756), (760, 323463), (798, 308060), (840, 292657), (844, 291270), (876, 280630), (1022, 240540), (1055, 233016), (1064, 231045), (1095, 224504), (1140, 215642), (1266, 194180), (1330, 184836), (1387, 177240), (1460, 168378), (1477, 166440), (1533, 160360), (1596, 154030), (1688, 145635), (1752, 140315), (1995, 123224), (2044, 120270), (2110, 116508), (2190, 112252), (2280, 107821), (2532, 97090), (2555, 96216), (2660, 92418), (2774, 88620), (2920, 84189), (2954, 83220), (3066, 80180), (3165, 77672), (3192, 77015), (3990, 61612), (4009, 61320), (4088, 60135), (4161, 59080), (4220, 58254), (4380, 56126), (4431, 55480), (5064, 48545), (5110, 48108), (5320, 46209), (5548, 44310), (5908, 41610), (6132, 40090), (6330, 38836), (6935, 35448), (7385, 33288), (7665, 32072), (7980, 30806), (8018, 30660), (8322, 29540), (8440, 29127), (8760, 28063), (8862, 27740), (9709, 25320), (10220, 24054), (11096, 22155), (11816, 20805), (12027, 20440), (12264, 20045), (12660, 19418), (13870, 17724), (14770, 16644), (15330, 16036), (15403, 15960)]