309891120

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 320

約数和(自身を含む): 1229921280

約数和(自身を除く): 920030160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 41, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 82, 84, 88, 105, 110, 112, 120, 123, 132, 140, 154, 164, 165, 168, 176, 205, 210, 220, 231, 240, 246, 264, 280, 287, 308, 328, 330, 336, 385, 409, 410, 420, 440, 451, 462, 492, 528, 560, 574, 615, 616, 656, 660, 770, 818, 820, 840, 861, 880, 902, 924, 984, 1148, 1155, 1227, 1230, 1232, 1320, 1353, 1435, 1540, 1636, 1640, 1680, 1722, 1804, 1848, 1968, 2045, 2255, 2296, 2310, 2454, 2460, 2640, 2706, 2863, 2870, 3080, 3157, 3272, 3280, 3444, 3608, 3696, 4090, 4305, 4499, 4510, 4592, 4620, 4908, 4920, 5412, 5726, 5740, 6135, 6160, 6314, 6544, 6765, 6888, 7216, 8180, 8589, 8610, 8998, 9020, 9240, 9471, 9816, 9840, 10824, 11452, 11480, 12270, 12628, 13497, 13530, 13776, 14315, 15785, 16360, 16769, 17178, 17220, 17996, 18040, 18480, 18942, 19632, 21648, 22495, 22904, 22960, 24540, 25256, 26994, 27060, 28630, 31493, 31570, 32720, 33538, 34356, 34440, 35992, 36080, 37884, 42945, 44990, 45808, 47355, 49080, 50307, 50512, 53988, 54120, 57260, 62986, 63140, 67076, 67485, 68712, 68880, 71984, 75768, 83845, 85890, 89980, 94479, 94710, 98160, 100614, 107976, 108240, 114520, 117383, 125972, 126280, 134152, 134970, 137424, 151536, 157465, 167690, 171780, 179960, 184459, 188958, 189420, 201228, 215952, 229040, 234766, 251535, 251944, 252560, 268304, 269940, 314930, 335380, 343560, 352149, 359920, 368918, 377916, 378840, 402456, 469532, 472395, 503070, 503888, 539880, 553377, 586915, 629860, 670760, 687120, 704298, 737836, 755832, 757680, 804912, 922295, 939064, 944790, 1006140, 1079760, 1106754, 1173830, 1259720, 1291213, 1341520, 1408596, 1475672, 1511664, 1760745, 1844590, 1878128, 1889580, 2012280, 2213508, 2347660, 2519440, 2582426, 2766885, 2817192, 2951344, 3521490, 3689180, 3779160, 3873639, 4024560, 4427016, 4695320, 5164852, 5533770, 5634384, 6456065, 7042980, 7378360, 7558320, 7747278, 8854032, 9390640, 10329704, 11067540, 12912130, 14085960, 14756720, 15494556, 19368195, 20659408, 22135080, 25824260, 28171920, 30989112, 38736390, 44270160, 51648520, 61978224, 77472780, 103297040, 154945560, 309891120]

約数ペア:

[(1, 309891120), (2, 154945560), (3, 103297040), (4, 77472780), (5, 61978224), (6, 51648520), (7, 44270160), (8, 38736390), (10, 30989112), (11, 28171920), (12, 25824260), (14, 22135080), (15, 20659408), (16, 19368195), (20, 15494556), (21, 14756720), (22, 14085960), (24, 12912130), (28, 11067540), (30, 10329704), (33, 9390640), (35, 8854032), (40, 7747278), (41, 7558320), (42, 7378360), (44, 7042980), (48, 6456065), (55, 5634384), (56, 5533770), (60, 5164852), (66, 4695320), (70, 4427016), (77, 4024560), (80, 3873639), (82, 3779160), (84, 3689180), (88, 3521490), (105, 2951344), (110, 2817192), (112, 2766885), (120, 2582426), (123, 2519440), (132, 2347660), (140, 2213508), (154, 2012280), (164, 1889580), (165, 1878128), (168, 1844590), (176, 1760745), (205, 1511664), (210, 1475672), (220, 1408596), (231, 1341520), (240, 1291213), (246, 1259720), (264, 1173830), (280, 1106754), (287, 1079760), (308, 1006140), (328, 944790), (330, 939064), (336, 922295), (385, 804912), (409, 757680), (410, 755832), (420, 737836), (440, 704298), (451, 687120), (462, 670760), (492, 629860), (528, 586915), (560, 553377), (574, 539880), (615, 503888), (616, 503070), (656, 472395), (660, 469532), (770, 402456), (818, 378840), (820, 377916), (840, 368918), (861, 359920), (880, 352149), (902, 343560), (924, 335380), (984, 314930), (1148, 269940), (1155, 268304), (1227, 252560), (1230, 251944), (1232, 251535), (1320, 234766), (1353, 229040), (1435, 215952), (1540, 201228), (1636, 189420), (1640, 188958), (1680, 184459), (1722, 179960), (1804, 171780), (1848, 167690), (1968, 157465), (2045, 151536), (2255, 137424), (2296, 134970), (2310, 134152), (2454, 126280), (2460, 125972), (2640, 117383), (2706, 114520), (2863, 108240), (2870, 107976), (3080, 100614), (3157, 98160), (3272, 94710), (3280, 94479), (3444, 89980), (3608, 85890), (3696, 83845), (4090, 75768), (4305, 71984), (4499, 68880), (4510, 68712), (4592, 67485), (4620, 67076), (4908, 63140), (4920, 62986), (5412, 57260), (5726, 54120), (5740, 53988), (6135, 50512), (6160, 50307), (6314, 49080), (6544, 47355), (6765, 45808), (6888, 44990), (7216, 42945), (8180, 37884), (8589, 36080), (8610, 35992), (8998, 34440), (9020, 34356), (9240, 33538), (9471, 32720), (9816, 31570), (9840, 31493), (10824, 28630), (11452, 27060), (11480, 26994), (12270, 25256), (12628, 24540), (13497, 22960), (13530, 22904), (13776, 22495), (14315, 21648), (15785, 19632), (16360, 18942), (16769, 18480), (17178, 18040), (17220, 17996)]