19794600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1571}}^1$

素因数の和:1600

約数の個数: 144

約数和(自身を含む): 76021920

約数和(自身を除く): 56227320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1571, 1575, 1800, 2100, 2520, 3142, 3150, 4200, 4713, 6284, 6300, 7855, 9426, 10997, 12568, 12600, 14139, 15710, 18852, 21994, 23565, 28278, 31420, 32991, 37704, 39275, 43988, 47130, 54985, 56556, 62840, 65982, 70695, 78550, 87976, 94260, 98973, 109970, 113112, 117825, 131964, 141390, 157100, 164955, 188520, 197946, 219940, 235650, 263928, 274925, 282780, 314200, 329910, 353475, 395892, 439880, 471300, 494865, 549850, 565560, 659820, 706950, 791784, 824775, 942600, 989730, 1099700, 1319640, 1413900, 1649550, 1979460, 2199400, 2474325, 2827800, 3299100, 3958920, 4948650, 6598200, 9897300, 19794600]

約数ペア:

[(1, 19794600), (2, 9897300), (3, 6598200), (4, 4948650), (5, 3958920), (6, 3299100), (7, 2827800), (8, 2474325), (9, 2199400), (10, 1979460), (12, 1649550), (14, 1413900), (15, 1319640), (18, 1099700), (20, 989730), (21, 942600), (24, 824775), (25, 791784), (28, 706950), (30, 659820), (35, 565560), (36, 549850), (40, 494865), (42, 471300), (45, 439880), (50, 395892), (56, 353475), (60, 329910), (63, 314200), (70, 282780), (72, 274925), (75, 263928), (84, 235650), (90, 219940), (100, 197946), (105, 188520), (120, 164955), (126, 157100), (140, 141390), (150, 131964), (168, 117825), (175, 113112), (180, 109970), (200, 98973), (210, 94260), (225, 87976), (252, 78550), (280, 70695), (300, 65982), (315, 62840), (350, 56556), (360, 54985), (420, 47130), (450, 43988), (504, 39275), (525, 37704), (600, 32991), (630, 31420), (700, 28278), (840, 23565), (900, 21994), (1050, 18852), (1260, 15710), (1400, 14139), (1571, 12600), (1575, 12568), (1800, 10997), (2100, 9426), (2520, 7855), (3142, 6300), (3150, 6284), (4200, 4713)]