197658720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{19609}}^1$

素因数の和:19637

約数の個数: 144

約数和(自身を含む): 770908320

約数和(自身を除く): 573249600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 19609, 39218, 58827, 78436, 98045, 117654, 137263, 156872, 176481, 196090, 235308, 274526, 294135, 313744, 352962, 392180, 411789, 470616, 549052, 588270, 627488, 686315, 705924, 784360, 823578, 882405, 941232, 1098104, 1176540, 1235367, 1372630, 1411848, 1568720, 1647156, 1764810, 1882464, 2058945, 2196208, 2353080, 2470734, 2745260, 2823696, 3137440, 3294312, 3529620, 4117890, 4392416, 4706160, 4941468, 5490520, 5647392, 6176835, 6588624, 7059240, 8235780, 9412320, 9882936, 10981040, 12353670, 13177248, 14118480, 16471560, 19765872, 21962080, 24707340, 28236960, 32943120, 39531744, 49414680, 65886240, 98829360, 197658720]

約数ペア:

[(1, 197658720), (2, 98829360), (3, 65886240), (4, 49414680), (5, 39531744), (6, 32943120), (7, 28236960), (8, 24707340), (9, 21962080), (10, 19765872), (12, 16471560), (14, 14118480), (15, 13177248), (16, 12353670), (18, 10981040), (20, 9882936), (21, 9412320), (24, 8235780), (28, 7059240), (30, 6588624), (32, 6176835), (35, 5647392), (36, 5490520), (40, 4941468), (42, 4706160), (45, 4392416), (48, 4117890), (56, 3529620), (60, 3294312), (63, 3137440), (70, 2823696), (72, 2745260), (80, 2470734), (84, 2353080), (90, 2196208), (96, 2058945), (105, 1882464), (112, 1764810), (120, 1647156), (126, 1568720), (140, 1411848), (144, 1372630), (160, 1235367), (168, 1176540), (180, 1098104), (210, 941232), (224, 882405), (240, 823578), (252, 784360), (280, 705924), (288, 686315), (315, 627488), (336, 588270), (360, 549052), (420, 470616), (480, 411789), (504, 392180), (560, 352962), (630, 313744), (672, 294135), (720, 274526), (840, 235308), (1008, 196090), (1120, 176481), (1260, 156872), (1440, 137263), (1680, 117654), (2016, 98045), (2520, 78436), (3360, 58827), (5040, 39218), (10080, 19609)]