1909791660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:573

約数の個数: 288

約数和(自身を含む): 6611576832

約数和(自身を除く): 4701785172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 61, 69, 70, 84, 92, 98, 105, 115, 122, 138, 140, 147, 161, 183, 196, 210, 230, 244, 245, 276, 294, 305, 322, 345, 366, 420, 427, 460, 463, 483, 490, 588, 610, 644, 690, 732, 735, 805, 854, 915, 926, 966, 980, 1127, 1220, 1281, 1380, 1389, 1403, 1470, 1610, 1708, 1830, 1852, 1932, 2135, 2254, 2315, 2415, 2562, 2778, 2806, 2940, 2989, 3220, 3241, 3381, 3660, 4209, 4270, 4508, 4630, 4830, 5124, 5556, 5612, 5635, 5978, 6405, 6482, 6762, 6945, 7015, 8418, 8540, 8967, 9260, 9660, 9723, 9821, 10649, 11270, 11956, 12810, 12964, 13524, 13890, 14030, 14945, 16205, 16836, 16905, 17934, 19446, 19642, 21045, 21298, 22540, 22687, 25620, 27780, 28060, 28243, 29463, 29890, 31947, 32410, 33810, 35868, 38892, 39284, 42090, 42596, 44835, 45374, 48615, 49105, 53245, 56486, 58926, 59780, 63894, 64820, 67620, 68061, 68747, 74543, 84180, 84729, 89670, 90748, 97230, 98210, 106490, 112972, 113435, 117852, 127788, 136122, 137494, 141215, 147315, 149086, 159735, 169458, 179340, 194460, 196420, 197701, 206241, 212980, 223629, 226870, 272244, 274988, 282430, 294630, 298172, 319470, 338916, 340305, 343735, 372715, 395402, 412482, 423645, 447258, 453740, 521801, 564860, 589260, 593103, 638940, 649589, 680610, 687470, 745430, 790804, 824964, 847290, 894516, 988505, 1031205, 1043602, 1118145, 1186206, 1299178, 1361220, 1374940, 1383907, 1490860, 1565403, 1694580, 1948767, 1977010, 2062410, 2087204, 2236290, 2372412, 2598356, 2609005, 2767814, 2965515, 3130806, 3247945, 3897534, 3954020, 4124820, 4151721, 4472580, 4547123, 5218010, 5535628, 5931030, 6261612, 6495890, 6919535, 7795068, 7827015, 8303442, 9094246, 9743835, 10436020, 11862060, 12991780, 13641369, 13839070, 15654030, 16606884, 18188492, 19487670, 20758605, 22735615, 27282738, 27678140, 31308060, 31829861, 38975340, 41517210, 45471230, 54565476, 63659722, 68206845, 83034420, 90942460, 95489583, 127319444, 136413690, 159149305, 190979166, 272827380, 318298610, 381958332, 477447915, 636597220, 954895830, 1909791660]

約数ペア:

[(1, 1909791660), (2, 954895830), (3, 636597220), (4, 477447915), (5, 381958332), (6, 318298610), (7, 272827380), (10, 190979166), (12, 159149305), (14, 136413690), (15, 127319444), (20, 95489583), (21, 90942460), (23, 83034420), (28, 68206845), (30, 63659722), (35, 54565476), (42, 45471230), (46, 41517210), (49, 38975340), (60, 31829861), (61, 31308060), (69, 27678140), (70, 27282738), (84, 22735615), (92, 20758605), (98, 19487670), (105, 18188492), (115, 16606884), (122, 15654030), (138, 13839070), (140, 13641369), (147, 12991780), (161, 11862060), (183, 10436020), (196, 9743835), (210, 9094246), (230, 8303442), (244, 7827015), (245, 7795068), (276, 6919535), (294, 6495890), (305, 6261612), (322, 5931030), (345, 5535628), (366, 5218010), (420, 4547123), (427, 4472580), (460, 4151721), (463, 4124820), (483, 3954020), (490, 3897534), (588, 3247945), (610, 3130806), (644, 2965515), (690, 2767814), (732, 2609005), (735, 2598356), (805, 2372412), (854, 2236290), (915, 2087204), (926, 2062410), (966, 1977010), (980, 1948767), (1127, 1694580), (1220, 1565403), (1281, 1490860), (1380, 1383907), (1389, 1374940), (1403, 1361220), (1470, 1299178), (1610, 1186206), (1708, 1118145), (1830, 1043602), (1852, 1031205), (1932, 988505), (2135, 894516), (2254, 847290), (2315, 824964), (2415, 790804), (2562, 745430), (2778, 687470), (2806, 680610), (2940, 649589), (2989, 638940), (3220, 593103), (3241, 589260), (3381, 564860), (3660, 521801), (4209, 453740), (4270, 447258), (4508, 423645), (4630, 412482), (4830, 395402), (5124, 372715), (5556, 343735), (5612, 340305), (5635, 338916), (5978, 319470), (6405, 298172), (6482, 294630), (6762, 282430), (6945, 274988), (7015, 272244), (8418, 226870), (8540, 223629), (8967, 212980), (9260, 206241), (9660, 197701), (9723, 196420), (9821, 194460), (10649, 179340), (11270, 169458), (11956, 159735), (12810, 149086), (12964, 147315), (13524, 141215), (13890, 137494), (14030, 136122), (14945, 127788), (16205, 117852), (16836, 113435), (16905, 112972), (17934, 106490), (19446, 98210), (19642, 97230), (21045, 90748), (21298, 89670), (22540, 84729), (22687, 84180), (25620, 74543), (27780, 68747), (28060, 68061), (28243, 67620), (29463, 64820), (29890, 63894), (31947, 59780), (32410, 58926), (33810, 56486), (35868, 53245), (38892, 49105), (39284, 48615), (42090, 45374), (42596, 44835)]