18959040

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:279

約数の個数: 168

約数和(自身を含む): 67757040

約数和(自身を除く): 48798000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 227, 232, 240, 261, 288, 290, 320, 348, 360, 435, 454, 464, 480, 522, 576, 580, 681, 696, 720, 870, 908, 928, 960, 1044, 1135, 1160, 1305, 1362, 1392, 1440, 1740, 1816, 1856, 2043, 2088, 2270, 2320, 2610, 2724, 2784, 2880, 3405, 3480, 3632, 4086, 4176, 4540, 4640, 5220, 5448, 5568, 6583, 6810, 6960, 7264, 8172, 8352, 9080, 9280, 10215, 10440, 10896, 13166, 13620, 13920, 14528, 16344, 16704, 18160, 19749, 20430, 20880, 21792, 26332, 27240, 27840, 32688, 32915, 36320, 39498, 40860, 41760, 43584, 52664, 54480, 59247, 65376, 65830, 72640, 78996, 81720, 83520, 98745, 105328, 108960, 118494, 130752, 131660, 157992, 163440, 197490, 210656, 217920, 236988, 263320, 296235, 315984, 326880, 394980, 421312, 473976, 526640, 592470, 631968, 653760, 789960, 947952, 1053280, 1184940, 1263936, 1579920, 1895904, 2106560, 2369880, 3159840, 3791808, 4739760, 6319680, 9479520, 18959040]

約数ペア:

[(1, 18959040), (2, 9479520), (3, 6319680), (4, 4739760), (5, 3791808), (6, 3159840), (8, 2369880), (9, 2106560), (10, 1895904), (12, 1579920), (15, 1263936), (16, 1184940), (18, 1053280), (20, 947952), (24, 789960), (29, 653760), (30, 631968), (32, 592470), (36, 526640), (40, 473976), (45, 421312), (48, 394980), (58, 326880), (60, 315984), (64, 296235), (72, 263320), (80, 236988), (87, 217920), (90, 210656), (96, 197490), (116, 163440), (120, 157992), (144, 131660), (145, 130752), (160, 118494), (174, 108960), (180, 105328), (192, 98745), (227, 83520), (232, 81720), (240, 78996), (261, 72640), (288, 65830), (290, 65376), (320, 59247), (348, 54480), (360, 52664), (435, 43584), (454, 41760), (464, 40860), (480, 39498), (522, 36320), (576, 32915), (580, 32688), (681, 27840), (696, 27240), (720, 26332), (870, 21792), (908, 20880), (928, 20430), (960, 19749), (1044, 18160), (1135, 16704), (1160, 16344), (1305, 14528), (1362, 13920), (1392, 13620), (1440, 13166), (1740, 10896), (1816, 10440), (1856, 10215), (2043, 9280), (2088, 9080), (2270, 8352), (2320, 8172), (2610, 7264), (2724, 6960), (2784, 6810), (2880, 6583), (3405, 5568), (3480, 5448), (3632, 5220), (4086, 4640), (4176, 4540)]