18805603440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{463649}}^1$

素因数の和:463691

約数の個数: 120

約数和(自身を含む): 63126874800

約数和(自身を除く): 44321271360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1690, 2028, 2535, 2704, 3120, 3380, 4056, 5070, 6760, 8112, 10140, 13520, 20280, 40560, 463649, 927298, 1390947, 1854596, 2318245, 2781894, 3709192, 4636490, 5563788, 6027437, 6954735, 7418384, 9272980, 11127576, 12054874, 13909470, 18082311, 18545960, 22255152, 24109748, 27818940, 30137185, 36164622, 37091920, 48219496, 55637880, 60274370, 72329244, 78356681, 90411555, 96438992, 111275760, 120548740, 144658488, 156713362, 180823110, 235070043, 241097480, 289316976, 313426724, 361646220, 391783405, 470140086, 482194960, 626853448, 723292440, 783566810, 940280172, 1175350215, 1253706896, 1446584880, 1567133620, 1880560344, 2350700430, 3134267240, 3761120688, 4701400860, 6268534480, 9402801720, 18805603440]

約数ペア:

[(1, 18805603440), (2, 9402801720), (3, 6268534480), (4, 4701400860), (5, 3761120688), (6, 3134267240), (8, 2350700430), (10, 1880560344), (12, 1567133620), (13, 1446584880), (15, 1253706896), (16, 1175350215), (20, 940280172), (24, 783566810), (26, 723292440), (30, 626853448), (39, 482194960), (40, 470140086), (48, 391783405), (52, 361646220), (60, 313426724), (65, 289316976), (78, 241097480), (80, 235070043), (104, 180823110), (120, 156713362), (130, 144658488), (156, 120548740), (169, 111275760), (195, 96438992), (208, 90411555), (240, 78356681), (260, 72329244), (312, 60274370), (338, 55637880), (390, 48219496), (507, 37091920), (520, 36164622), (624, 30137185), (676, 27818940), (780, 24109748), (845, 22255152), (1014, 18545960), (1040, 18082311), (1352, 13909470), (1560, 12054874), (1690, 11127576), (2028, 9272980), (2535, 7418384), (2704, 6954735), (3120, 6027437), (3380, 5563788), (4056, 4636490), (5070, 3709192), (6760, 2781894), (8112, 2318245), (10140, 1854596), (13520, 1390947), (20280, 927298), (40560, 463649)]