15999837840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3174571}}^1$

素因数の和:3174597

約数の個数: 120

約数和(自身を含む): 61408920768

約数和(自身を除く): 45409082928

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, 3174571, 6349142, 9523713, 12698284, 15872855, 19047426, 22221997, 25396568, 28571139, 31745710, 38094852, 44443994, 47618565, 50793136, 57142278, 63491420, 66665991, 76189704, 88887988, 95237130, 111109985, 114284556, 126982840, 133331982, 142855695, 152379408, 177775976, 190474260, 199997973, 222219970, 228569112, 253965680, 266663964, 285711390, 333329955, 355551952, 380948520, 399995946, 444439940, 457138224, 533327928, 571422780, 666659910, 761897040, 799991892, 888879880, 999989865, 1066655856, 1142845560, 1333319820, 1599983784, 1777759760, 1999979730, 2285691120, 2666639640, 3199967568, 3999959460, 5333279280, 7999918920, 15999837840]

約数ペア:

[(1, 15999837840), (2, 7999918920), (3, 5333279280), (4, 3999959460), (5, 3199967568), (6, 2666639640), (7, 2285691120), (8, 1999979730), (9, 1777759760), (10, 1599983784), (12, 1333319820), (14, 1142845560), (15, 1066655856), (16, 999989865), (18, 888879880), (20, 799991892), (21, 761897040), (24, 666659910), (28, 571422780), (30, 533327928), (35, 457138224), (36, 444439940), (40, 399995946), (42, 380948520), (45, 355551952), (48, 333329955), (56, 285711390), (60, 266663964), (63, 253965680), (70, 228569112), (72, 222219970), (80, 199997973), (84, 190474260), (90, 177775976), (105, 152379408), (112, 142855695), (120, 133331982), (126, 126982840), (140, 114284556), (144, 111109985), (168, 95237130), (180, 88887988), (210, 76189704), (240, 66665991), (252, 63491420), (280, 57142278), (315, 50793136), (336, 47618565), (360, 44443994), (420, 38094852), (504, 31745710), (560, 28571139), (630, 25396568), (720, 22221997), (840, 19047426), (1008, 15872855), (1260, 12698284), (1680, 9523713), (2520, 6349142), (5040, 3174571)]