39679920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{7873}}^1$

素因数の和:7899

約数の個数: 120

約数和(自身を含む): 152314656

約数和(自身を除く): 112634736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 7873, 15746, 23619, 31492, 39365, 47238, 55111, 62984, 70857, 78730, 94476, 110222, 118095, 125968, 141714, 157460, 165333, 188952, 220444, 236190, 275555, 283428, 314920, 330666, 354285, 377904, 440888, 472380, 495999, 551110, 566856, 629840, 661332, 708570, 826665, 881776, 944760, 991998, 1102220, 1133712, 1322664, 1417140, 1653330, 1889520, 1983996, 2204440, 2479995, 2645328, 2834280, 3306660, 3967992, 4408880, 4959990, 5668560, 6613320, 7935984, 9919980, 13226640, 19839960, 39679920]

約数ペア:

[(1, 39679920), (2, 19839960), (3, 13226640), (4, 9919980), (5, 7935984), (6, 6613320), (7, 5668560), (8, 4959990), (9, 4408880), (10, 3967992), (12, 3306660), (14, 2834280), (15, 2645328), (16, 2479995), (18, 2204440), (20, 1983996), (21, 1889520), (24, 1653330), (28, 1417140), (30, 1322664), (35, 1133712), (36, 1102220), (40, 991998), (42, 944760), (45, 881776), (48, 826665), (56, 708570), (60, 661332), (63, 629840), (70, 566856), (72, 551110), (80, 495999), (84, 472380), (90, 440888), (105, 377904), (112, 354285), (120, 330666), (126, 314920), (140, 283428), (144, 275555), (168, 236190), (180, 220444), (210, 188952), (240, 165333), (252, 157460), (280, 141714), (315, 125968), (336, 118095), (360, 110222), (420, 94476), (504, 78730), (560, 70857), (630, 62984), (720, 55111), (840, 47238), (1008, 39365), (1260, 31492), (1680, 23619), (2520, 15746), (5040, 7873)]