78838760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 192

約数和(自身を含む): 241315200

約数和(自身を除く): 162476440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 121, 130, 140, 143, 154, 179, 182, 220, 242, 260, 280, 286, 308, 358, 364, 385, 440, 455, 484, 520, 572, 605, 616, 715, 716, 728, 770, 847, 895, 910, 968, 1001, 1144, 1210, 1253, 1430, 1432, 1540, 1573, 1694, 1790, 1820, 1969, 2002, 2327, 2420, 2506, 2860, 3080, 3146, 3388, 3580, 3640, 3938, 4004, 4235, 4654, 4840, 5005, 5012, 5720, 6265, 6292, 6776, 7160, 7865, 7876, 8008, 8470, 9308, 9845, 10010, 10024, 11011, 11635, 12530, 12584, 13783, 15730, 15752, 16289, 16940, 18616, 19690, 20020, 21659, 22022, 23270, 25060, 25597, 27566, 31460, 32578, 33880, 39380, 40040, 43318, 44044, 46540, 50120, 51194, 55055, 55132, 62920, 65156, 68915, 78760, 81445, 86636, 88088, 93080, 102388, 108295, 110110, 110264, 127985, 130312, 137830, 151613, 162890, 173272, 179179, 204776, 216590, 220220, 255970, 275660, 281567, 303226, 325780, 358358, 433180, 440440, 511940, 551320, 563134, 606452, 651560, 716716, 758065, 866360, 895895, 1023880, 1126268, 1212904, 1407835, 1433432, 1516130, 1791790, 1970969, 2252536, 2815670, 3032260, 3583580, 3941938, 5631340, 6064520, 7167160, 7883876, 9854845, 11262680, 15767752, 19709690, 39419380, 78838760]

約数ペア:

[(1, 78838760), (2, 39419380), (4, 19709690), (5, 15767752), (7, 11262680), (8, 9854845), (10, 7883876), (11, 7167160), (13, 6064520), (14, 5631340), (20, 3941938), (22, 3583580), (26, 3032260), (28, 2815670), (35, 2252536), (40, 1970969), (44, 1791790), (52, 1516130), (55, 1433432), (56, 1407835), (65, 1212904), (70, 1126268), (77, 1023880), (88, 895895), (91, 866360), (104, 758065), (110, 716716), (121, 651560), (130, 606452), (140, 563134), (143, 551320), (154, 511940), (179, 440440), (182, 433180), (220, 358358), (242, 325780), (260, 303226), (280, 281567), (286, 275660), (308, 255970), (358, 220220), (364, 216590), (385, 204776), (440, 179179), (455, 173272), (484, 162890), (520, 151613), (572, 137830), (605, 130312), (616, 127985), (715, 110264), (716, 110110), (728, 108295), (770, 102388), (847, 93080), (895, 88088), (910, 86636), (968, 81445), (1001, 78760), (1144, 68915), (1210, 65156), (1253, 62920), (1430, 55132), (1432, 55055), (1540, 51194), (1573, 50120), (1694, 46540), (1790, 44044), (1820, 43318), (1969, 40040), (2002, 39380), (2327, 33880), (2420, 32578), (2506, 31460), (2860, 27566), (3080, 25597), (3146, 25060), (3388, 23270), (3580, 22022), (3640, 21659), (3938, 20020), (4004, 19690), (4235, 18616), (4654, 16940), (4840, 16289), (5005, 15752), (5012, 15730), (5720, 13783), (6265, 12584), (6292, 12530), (6776, 11635), (7160, 11011), (7865, 10024), (7876, 10010), (8008, 9845), (8470, 9308)]