493920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^3$

素因数の和:42

約数の個数: 144

約数和(自身を含む): 1965600

約数和(自身を除く): 1471680

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 343, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1120, 1176, 1260, 1372, 1440, 1470, 1568, 1680, 1715, 1764, 1960, 2016, 2058, 2205, 2352, 2520, 2744, 2940, 3087, 3360, 3430, 3528, 3920, 4116, 4410, 4704, 5040, 5145, 5488, 5880, 6174, 6860, 7056, 7840, 8232, 8820, 10080, 10290, 10976, 11760, 12348, 13720, 14112, 15435, 16464, 17640, 20580, 23520, 24696, 27440, 30870, 32928, 35280, 41160, 49392, 54880, 61740, 70560, 82320, 98784, 123480, 164640, 246960, 493920]

約数ペア:

[(1, 493920), (2, 246960), (3, 164640), (4, 123480), (5, 98784), (6, 82320), (7, 70560), (8, 61740), (9, 54880), (10, 49392), (12, 41160), (14, 35280), (15, 32928), (16, 30870), (18, 27440), (20, 24696), (21, 23520), (24, 20580), (28, 17640), (30, 16464), (32, 15435), (35, 14112), (36, 13720), (40, 12348), (42, 11760), (45, 10976), (48, 10290), (49, 10080), (56, 8820), (60, 8232), (63, 7840), (70, 7056), (72, 6860), (80, 6174), (84, 5880), (90, 5488), (96, 5145), (98, 5040), (105, 4704), (112, 4410), (120, 4116), (126, 3920), (140, 3528), (144, 3430), (147, 3360), (160, 3087), (168, 2940), (180, 2744), (196, 2520), (210, 2352), (224, 2205), (240, 2058), (245, 2016), (252, 1960), (280, 1764), (288, 1715), (294, 1680), (315, 1568), (336, 1470), (343, 1440), (360, 1372), (392, 1260), (420, 1176), (441, 1120), (480, 1029), (490, 1008), (504, 980), (560, 882), (588, 840), (630, 784), (672, 735), (686, 720)]