39999600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 180

約数和(自身を含む): 142720032

約数和(自身を除く): 102720432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 41, 45, 48, 50, 60, 72, 75, 80, 82, 90, 100, 120, 123, 144, 150, 164, 180, 200, 205, 225, 240, 246, 271, 300, 328, 360, 369, 400, 410, 450, 492, 542, 600, 615, 656, 720, 738, 813, 820, 900, 984, 1025, 1084, 1200, 1230, 1355, 1476, 1626, 1640, 1800, 1845, 1968, 2050, 2168, 2439, 2460, 2710, 2952, 3075, 3252, 3280, 3600, 3690, 4065, 4100, 4336, 4878, 4920, 5420, 5904, 6150, 6504, 6775, 7380, 8130, 8200, 9225, 9756, 9840, 10840, 11111, 12195, 12300, 13008, 13550, 14760, 16260, 16400, 18450, 19512, 20325, 21680, 22222, 24390, 24600, 27100, 29520, 32520, 33333, 36900, 39024, 40650, 44444, 48780, 49200, 54200, 55555, 60975, 65040, 66666, 73800, 81300, 88888, 97560, 99999, 108400, 111110, 121950, 133332, 147600, 162600, 166665, 177776, 195120, 199998, 222220, 243900, 266664, 277775, 325200, 333330, 399996, 444440, 487800, 499995, 533328, 555550, 666660, 799992, 833325, 888880, 975600, 999990, 1111100, 1333320, 1599984, 1666650, 1999980, 2222200, 2499975, 2666640, 3333300, 3999960, 4444400, 4999950, 6666600, 7999920, 9999900, 13333200, 19999800, 39999600]

約数ペア:

[(1, 39999600), (2, 19999800), (3, 13333200), (4, 9999900), (5, 7999920), (6, 6666600), (8, 4999950), (9, 4444400), (10, 3999960), (12, 3333300), (15, 2666640), (16, 2499975), (18, 2222200), (20, 1999980), (24, 1666650), (25, 1599984), (30, 1333320), (36, 1111100), (40, 999990), (41, 975600), (45, 888880), (48, 833325), (50, 799992), (60, 666660), (72, 555550), (75, 533328), (80, 499995), (82, 487800), (90, 444440), (100, 399996), (120, 333330), (123, 325200), (144, 277775), (150, 266664), (164, 243900), (180, 222220), (200, 199998), (205, 195120), (225, 177776), (240, 166665), (246, 162600), (271, 147600), (300, 133332), (328, 121950), (360, 111110), (369, 108400), (400, 99999), (410, 97560), (450, 88888), (492, 81300), (542, 73800), (600, 66666), (615, 65040), (656, 60975), (720, 55555), (738, 54200), (813, 49200), (820, 48780), (900, 44444), (984, 40650), (1025, 39024), (1084, 36900), (1200, 33333), (1230, 32520), (1355, 29520), (1476, 27100), (1626, 24600), (1640, 24390), (1800, 22222), (1845, 21680), (1968, 20325), (2050, 19512), (2168, 18450), (2439, 16400), (2460, 16260), (2710, 14760), (2952, 13550), (3075, 13008), (3252, 12300), (3280, 12195), (3600, 11111), (3690, 10840), (4065, 9840), (4100, 9756), (4336, 9225), (4878, 8200), (4920, 8130), (5420, 7380), (5904, 6775), (6150, 6504)]