15913800

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{421}}^1$

素因数の和:453

約数の個数: 192

約数和(自身を含む): 62793600

約数和(自身を除く): 46879800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 421, 450, 504, 525, 540, 600, 630, 675, 700, 756, 840, 842, 900, 945, 1050, 1080, 1260, 1263, 1350, 1400, 1512, 1575, 1684, 1800, 1890, 2100, 2105, 2520, 2526, 2700, 2947, 3150, 3368, 3780, 3789, 4200, 4210, 4725, 5052, 5400, 5894, 6300, 6315, 7560, 7578, 8420, 8841, 9450, 10104, 10525, 11367, 11788, 12600, 12630, 14735, 15156, 16840, 17682, 18900, 18945, 21050, 22734, 23576, 25260, 26523, 29470, 30312, 31575, 35364, 37800, 37890, 42100, 44205, 45468, 50520, 53046, 56835, 58940, 63150, 70728, 73675, 75780, 79569, 84200, 88410, 90936, 94725, 106092, 113670, 117880, 126300, 132615, 147350, 151560, 159138, 176820, 189450, 212184, 221025, 227340, 252600, 265230, 284175, 294700, 318276, 353640, 378900, 397845, 442050, 454680, 530460, 568350, 589400, 636552, 663075, 757800, 795690, 884100, 1060920, 1136700, 1326150, 1591380, 1768200, 1989225, 2273400, 2652300, 3182760, 3978450, 5304600, 7956900, 15913800]

約数ペア:

[(1, 15913800), (2, 7956900), (3, 5304600), (4, 3978450), (5, 3182760), (6, 2652300), (7, 2273400), (8, 1989225), (9, 1768200), (10, 1591380), (12, 1326150), (14, 1136700), (15, 1060920), (18, 884100), (20, 795690), (21, 757800), (24, 663075), (25, 636552), (27, 589400), (28, 568350), (30, 530460), (35, 454680), (36, 442050), (40, 397845), (42, 378900), (45, 353640), (50, 318276), (54, 294700), (56, 284175), (60, 265230), (63, 252600), (70, 227340), (72, 221025), (75, 212184), (84, 189450), (90, 176820), (100, 159138), (105, 151560), (108, 147350), (120, 132615), (126, 126300), (135, 117880), (140, 113670), (150, 106092), (168, 94725), (175, 90936), (180, 88410), (189, 84200), (200, 79569), (210, 75780), (216, 73675), (225, 70728), (252, 63150), (270, 58940), (280, 56835), (300, 53046), (315, 50520), (350, 45468), (360, 44205), (378, 42100), (420, 37890), (421, 37800), (450, 35364), (504, 31575), (525, 30312), (540, 29470), (600, 26523), (630, 25260), (675, 23576), (700, 22734), (756, 21050), (840, 18945), (842, 18900), (900, 17682), (945, 16840), (1050, 15156), (1080, 14735), (1260, 12630), (1263, 12600), (1350, 11788), (1400, 11367), (1512, 10525), (1575, 10104), (1684, 9450), (1800, 8841), (1890, 8420), (2100, 7578), (2105, 7560), (2520, 6315), (2526, 6300), (2700, 5894), (2947, 5400), (3150, 5052), (3368, 4725), (3780, 4210), (3789, 4200)]