663990768

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:844

約数の個数: 180

約数和(自身を含む): 2180407320

約数和(自身を除く): 1516416552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 139, 144, 147, 168, 196, 252, 278, 294, 336, 392, 417, 441, 504, 556, 588, 677, 784, 834, 882, 973, 1008, 1112, 1176, 1251, 1354, 1668, 1764, 1946, 2031, 2224, 2352, 2502, 2708, 2919, 3336, 3528, 3892, 4062, 4739, 5004, 5416, 5838, 6093, 6672, 6811, 7056, 7784, 8124, 8757, 9478, 10008, 10832, 11676, 12186, 13622, 14217, 15568, 16248, 17514, 18956, 20016, 20433, 23352, 24372, 27244, 28434, 32496, 33173, 35028, 37912, 40866, 42651, 46704, 48744, 54488, 56868, 61299, 66346, 70056, 75824, 81732, 85302, 94103, 97488, 99519, 108976, 113736, 122598, 132692, 140112, 163464, 170604, 188206, 199038, 227472, 245196, 265384, 282309, 298557, 326928, 341208, 376412, 398076, 490392, 530768, 564618, 597114, 658721, 682416, 752824, 796152, 846927, 980784, 1129236, 1194228, 1317442, 1505648, 1592304, 1693854, 1976163, 2258472, 2388456, 2634884, 3387708, 3952326, 4516944, 4611047, 4776912, 5269768, 5928489, 6775416, 7904652, 9222094, 10539536, 11856978, 13550832, 13833141, 15809304, 18444188, 23713956, 27666282, 31618608, 36888376, 41499423, 47427912, 55332564, 73776752, 82998846, 94855824, 110665128, 165997692, 221330256, 331995384, 663990768]

約数ペア:

[(1, 663990768), (2, 331995384), (3, 221330256), (4, 165997692), (6, 110665128), (7, 94855824), (8, 82998846), (9, 73776752), (12, 55332564), (14, 47427912), (16, 41499423), (18, 36888376), (21, 31618608), (24, 27666282), (28, 23713956), (36, 18444188), (42, 15809304), (48, 13833141), (49, 13550832), (56, 11856978), (63, 10539536), (72, 9222094), (84, 7904652), (98, 6775416), (112, 5928489), (126, 5269768), (139, 4776912), (144, 4611047), (147, 4516944), (168, 3952326), (196, 3387708), (252, 2634884), (278, 2388456), (294, 2258472), (336, 1976163), (392, 1693854), (417, 1592304), (441, 1505648), (504, 1317442), (556, 1194228), (588, 1129236), (677, 980784), (784, 846927), (834, 796152), (882, 752824), (973, 682416), (1008, 658721), (1112, 597114), (1176, 564618), (1251, 530768), (1354, 490392), (1668, 398076), (1764, 376412), (1946, 341208), (2031, 326928), (2224, 298557), (2352, 282309), (2502, 265384), (2708, 245196), (2919, 227472), (3336, 199038), (3528, 188206), (3892, 170604), (4062, 163464), (4739, 140112), (5004, 132692), (5416, 122598), (5838, 113736), (6093, 108976), (6672, 99519), (6811, 97488), (7056, 94103), (7784, 85302), (8124, 81732), (8757, 75824), (9478, 70056), (10008, 66346), (10832, 61299), (11676, 56868), (12186, 54488), (13622, 48744), (14217, 46704), (15568, 42651), (16248, 40866), (17514, 37912), (18956, 35028), (20016, 33173), (20433, 32496), (23352, 28434), (24372, 27244)]