1678652640

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{55511}}^1$

素因数の和:55542

約数の個数: 192

約数和(自身を含む): 6714731520

約数和(自身を除く): 5036078880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 55511, 111022, 166533, 222044, 277555, 333066, 388577, 444088, 499599, 555110, 666132, 777154, 832665, 888176, 999198, 1110220, 1165731, 1332264, 1498797, 1554308, 1665330, 1776352, 1942885, 1998396, 2220440, 2331462, 2497995, 2664528, 2997594, 3108616, 3330660, 3497193, 3885770, 3996792, 4440880, 4662924, 4995990, 5329056, 5828655, 5995188, 6217232, 6661320, 6994386, 7493985, 7771540, 7993584, 8881760, 9325848, 9991980, 10491579, 11657310, 11990376, 12434464, 13322640, 13988772, 14987970, 15543080, 15987168, 17485965, 18651696, 19983960, 20983158, 23314620, 23980752, 26645280, 27977544, 29975940, 31086160, 34971930, 37303392, 39967920, 41966316, 46629240, 47961504, 52457895, 55955088, 59951880, 62172320, 69943860, 79935840, 83932632, 93258480, 104915790, 111910176, 119903760, 139887720, 167865264, 186516960, 209831580, 239807520, 279775440, 335730528, 419663160, 559550880, 839326320, 1678652640]

約数ペア:

[(1, 1678652640), (2, 839326320), (3, 559550880), (4, 419663160), (5, 335730528), (6, 279775440), (7, 239807520), (8, 209831580), (9, 186516960), (10, 167865264), (12, 139887720), (14, 119903760), (15, 111910176), (16, 104915790), (18, 93258480), (20, 83932632), (21, 79935840), (24, 69943860), (27, 62172320), (28, 59951880), (30, 55955088), (32, 52457895), (35, 47961504), (36, 46629240), (40, 41966316), (42, 39967920), (45, 37303392), (48, 34971930), (54, 31086160), (56, 29975940), (60, 27977544), (63, 26645280), (70, 23980752), (72, 23314620), (80, 20983158), (84, 19983960), (90, 18651696), (96, 17485965), (105, 15987168), (108, 15543080), (112, 14987970), (120, 13988772), (126, 13322640), (135, 12434464), (140, 11990376), (144, 11657310), (160, 10491579), (168, 9991980), (180, 9325848), (189, 8881760), (210, 7993584), (216, 7771540), (224, 7493985), (240, 6994386), (252, 6661320), (270, 6217232), (280, 5995188), (288, 5828655), (315, 5329056), (336, 4995990), (360, 4662924), (378, 4440880), (420, 3996792), (432, 3885770), (480, 3497193), (504, 3330660), (540, 3108616), (560, 2997594), (630, 2664528), (672, 2497995), (720, 2331462), (756, 2220440), (840, 1998396), (864, 1942885), (945, 1776352), (1008, 1665330), (1080, 1554308), (1120, 1498797), (1260, 1332264), (1440, 1165731), (1512, 1110220), (1680, 999198), (1890, 888176), (2016, 832665), (2160, 777154), (2520, 666132), (3024, 555110), (3360, 499599), (3780, 444088), (4320, 388577), (5040, 333066), (6048, 277555), (7560, 222044), (10080, 166533), (15120, 111022), (30240, 55511)]