479280240

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2061

約数の個数: 200

約数和(自身を含む): 1710456000

約数和(自身を除く): 1231175760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 81, 90, 108, 111, 120, 135, 144, 148, 162, 180, 185, 216, 222, 240, 270, 296, 324, 333, 360, 370, 405, 432, 444, 540, 555, 592, 648, 666, 720, 740, 810, 888, 999, 1080, 1110, 1296, 1332, 1480, 1620, 1665, 1776, 1998, 1999, 2160, 2220, 2664, 2960, 2997, 3240, 3330, 3996, 3998, 4440, 4995, 5328, 5994, 5997, 6480, 6660, 7992, 7996, 8880, 9990, 9995, 11988, 11994, 13320, 14985, 15984, 15992, 17991, 19980, 19990, 23976, 23988, 26640, 29970, 29985, 31984, 35982, 39960, 39980, 47952, 47976, 53973, 59940, 59970, 71964, 73963, 79920, 79960, 89955, 95952, 107946, 119880, 119940, 143928, 147926, 159920, 161919, 179910, 215892, 221889, 239760, 239880, 269865, 287856, 295852, 323838, 359820, 369815, 431784, 443778, 479760, 539730, 591704, 647676, 665667, 719640, 739630, 809595, 863568, 887556, 1079460, 1109445, 1183408, 1295352, 1331334, 1439280, 1479260, 1619190, 1775112, 1997001, 2158920, 2218890, 2590704, 2662668, 2958520, 3238380, 3328335, 3550224, 3994002, 4317840, 4437780, 5325336, 5917040, 5991003, 6476760, 6656670, 7988004, 8875560, 9985005, 10650672, 11982006, 12953520, 13313340, 15976008, 17751120, 19970010, 23964012, 26626680, 29955015, 31952016, 39940020, 47928024, 53253360, 59910030, 79880040, 95856048, 119820060, 159760080, 239640120, 479280240]

約数ペア:

[(1, 479280240), (2, 239640120), (3, 159760080), (4, 119820060), (5, 95856048), (6, 79880040), (8, 59910030), (9, 53253360), (10, 47928024), (12, 39940020), (15, 31952016), (16, 29955015), (18, 26626680), (20, 23964012), (24, 19970010), (27, 17751120), (30, 15976008), (36, 13313340), (37, 12953520), (40, 11982006), (45, 10650672), (48, 9985005), (54, 8875560), (60, 7988004), (72, 6656670), (74, 6476760), (80, 5991003), (81, 5917040), (90, 5325336), (108, 4437780), (111, 4317840), (120, 3994002), (135, 3550224), (144, 3328335), (148, 3238380), (162, 2958520), (180, 2662668), (185, 2590704), (216, 2218890), (222, 2158920), (240, 1997001), (270, 1775112), (296, 1619190), (324, 1479260), (333, 1439280), (360, 1331334), (370, 1295352), (405, 1183408), (432, 1109445), (444, 1079460), (540, 887556), (555, 863568), (592, 809595), (648, 739630), (666, 719640), (720, 665667), (740, 647676), (810, 591704), (888, 539730), (999, 479760), (1080, 443778), (1110, 431784), (1296, 369815), (1332, 359820), (1480, 323838), (1620, 295852), (1665, 287856), (1776, 269865), (1998, 239880), (1999, 239760), (2160, 221889), (2220, 215892), (2664, 179910), (2960, 161919), (2997, 159920), (3240, 147926), (3330, 143928), (3996, 119940), (3998, 119880), (4440, 107946), (4995, 95952), (5328, 89955), (5994, 79960), (5997, 79920), (6480, 73963), (6660, 71964), (7992, 59970), (7996, 59940), (8880, 53973), (9990, 47976), (9995, 47952), (11988, 39980), (11994, 39960), (13320, 35982), (14985, 31984), (15984, 29985), (15992, 29970), (17991, 26640), (19980, 23988), (19990, 23976)]