42739920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:490

約数の個数: 160

約数和(自身を含む): 150704640

約数和(自身を除く): 107964720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 421, 423, 432, 470, 540, 564, 705, 720, 752, 842, 846, 940, 1080, 1128, 1263, 1269, 1410, 1684, 1692, 1880, 2105, 2115, 2160, 2256, 2526, 2538, 2820, 3368, 3384, 3760, 3789, 4210, 4230, 5052, 5076, 5640, 6315, 6345, 6736, 6768, 7578, 8420, 8460, 10104, 10152, 11280, 11367, 12630, 12690, 15156, 16840, 16920, 18945, 19787, 20208, 20304, 22734, 25260, 25380, 30312, 33680, 33840, 37890, 39574, 45468, 50520, 50760, 56835, 59361, 60624, 75780, 79148, 90936, 98935, 101040, 101520, 113670, 118722, 151560, 158296, 178083, 181872, 197870, 227340, 237444, 296805, 303120, 316592, 356166, 395740, 454680, 474888, 534249, 593610, 712332, 791480, 890415, 909360, 949776, 1068498, 1187220, 1424664, 1582960, 1780830, 2136996, 2374440, 2671245, 2849328, 3561660, 4273992, 4748880, 5342490, 7123320, 8547984, 10684980, 14246640, 21369960, 42739920]

約数ペア:

[(1, 42739920), (2, 21369960), (3, 14246640), (4, 10684980), (5, 8547984), (6, 7123320), (8, 5342490), (9, 4748880), (10, 4273992), (12, 3561660), (15, 2849328), (16, 2671245), (18, 2374440), (20, 2136996), (24, 1780830), (27, 1582960), (30, 1424664), (36, 1187220), (40, 1068498), (45, 949776), (47, 909360), (48, 890415), (54, 791480), (60, 712332), (72, 593610), (80, 534249), (90, 474888), (94, 454680), (108, 395740), (120, 356166), (135, 316592), (141, 303120), (144, 296805), (180, 237444), (188, 227340), (216, 197870), (235, 181872), (240, 178083), (270, 158296), (282, 151560), (360, 118722), (376, 113670), (421, 101520), (423, 101040), (432, 98935), (470, 90936), (540, 79148), (564, 75780), (705, 60624), (720, 59361), (752, 56835), (842, 50760), (846, 50520), (940, 45468), (1080, 39574), (1128, 37890), (1263, 33840), (1269, 33680), (1410, 30312), (1684, 25380), (1692, 25260), (1880, 22734), (2105, 20304), (2115, 20208), (2160, 19787), (2256, 18945), (2526, 16920), (2538, 16840), (2820, 15156), (3368, 12690), (3384, 12630), (3760, 11367), (3789, 11280), (4210, 10152), (4230, 10104), (5052, 8460), (5076, 8420), (5640, 7578), (6315, 6768), (6345, 6736)]