248709240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2797}}^1$

素因数の和:2846

約数の個数: 192

約数和(自身を含む): 916624800

約数和(自身を除く): 667915560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 52, 57, 60, 65, 72, 76, 78, 90, 95, 104, 114, 117, 120, 130, 152, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 684, 741, 760, 780, 855, 936, 988, 1140, 1170, 1235, 1368, 1482, 1560, 1710, 1976, 2223, 2280, 2340, 2470, 2797, 2964, 3420, 3705, 4446, 4680, 4940, 5594, 5928, 6840, 7410, 8391, 8892, 9880, 11115, 11188, 13985, 14820, 16782, 17784, 22230, 22376, 25173, 27970, 29640, 33564, 36361, 41955, 44460, 50346, 53143, 55940, 67128, 72722, 83910, 88920, 100692, 106286, 109083, 111880, 125865, 145444, 159429, 167820, 181805, 201384, 212572, 218166, 251730, 265715, 290888, 318858, 327249, 335640, 363610, 425144, 436332, 478287, 503460, 531430, 545415, 637716, 654498, 690859, 727220, 797145, 872664, 956574, 1006920, 1062860, 1090830, 1275432, 1308996, 1381718, 1454440, 1594290, 1636245, 1913148, 2072577, 2125720, 2181660, 2391435, 2617992, 2763436, 3188580, 3272490, 3454295, 3826296, 4145154, 4363320, 4782870, 5526872, 6217731, 6377160, 6544980, 6908590, 8290308, 9565740, 10362885, 12435462, 13089960, 13817180, 16580616, 19131480, 20725770, 24870924, 27634360, 31088655, 41451540, 49741848, 62177310, 82903080, 124354620, 248709240]

約数ペア:

[(1, 248709240), (2, 124354620), (3, 82903080), (4, 62177310), (5, 49741848), (6, 41451540), (8, 31088655), (9, 27634360), (10, 24870924), (12, 20725770), (13, 19131480), (15, 16580616), (18, 13817180), (19, 13089960), (20, 12435462), (24, 10362885), (26, 9565740), (30, 8290308), (36, 6908590), (38, 6544980), (39, 6377160), (40, 6217731), (45, 5526872), (52, 4782870), (57, 4363320), (60, 4145154), (65, 3826296), (72, 3454295), (76, 3272490), (78, 3188580), (90, 2763436), (95, 2617992), (104, 2391435), (114, 2181660), (117, 2125720), (120, 2072577), (130, 1913148), (152, 1636245), (156, 1594290), (171, 1454440), (180, 1381718), (190, 1308996), (195, 1275432), (228, 1090830), (234, 1062860), (247, 1006920), (260, 956574), (285, 872664), (312, 797145), (342, 727220), (360, 690859), (380, 654498), (390, 637716), (456, 545415), (468, 531430), (494, 503460), (520, 478287), (570, 436332), (585, 425144), (684, 363610), (741, 335640), (760, 327249), (780, 318858), (855, 290888), (936, 265715), (988, 251730), (1140, 218166), (1170, 212572), (1235, 201384), (1368, 181805), (1482, 167820), (1560, 159429), (1710, 145444), (1976, 125865), (2223, 111880), (2280, 109083), (2340, 106286), (2470, 100692), (2797, 88920), (2964, 83910), (3420, 72722), (3705, 67128), (4446, 55940), (4680, 53143), (4940, 50346), (5594, 44460), (5928, 41955), (6840, 36361), (7410, 33564), (8391, 29640), (8892, 27970), (9880, 25173), (11115, 22376), (11188, 22230), (13985, 17784), (14820, 16782)]