239736640

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 224

約数和(自身を含む): 696407040

約数和(自身を除く): 456670400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 32, 40, 44, 52, 55, 62, 64, 65, 80, 88, 104, 110, 124, 130, 143, 155, 160, 169, 176, 208, 220, 248, 260, 286, 310, 320, 338, 341, 352, 403, 416, 440, 496, 520, 572, 620, 676, 682, 704, 715, 806, 832, 845, 880, 992, 1040, 1144, 1240, 1352, 1364, 1430, 1612, 1690, 1705, 1760, 1859, 1984, 2015, 2080, 2197, 2288, 2480, 2704, 2728, 2860, 3224, 3380, 3410, 3520, 3718, 4030, 4160, 4394, 4433, 4576, 4960, 5239, 5408, 5456, 5720, 6448, 6760, 6820, 7436, 8060, 8788, 8866, 9152, 9295, 9920, 10478, 10816, 10912, 10985, 11440, 12896, 13520, 13640, 14872, 16120, 17576, 17732, 18590, 20956, 21824, 21970, 22165, 22880, 24167, 25792, 26195, 27040, 27280, 29744, 32240, 35152, 35464, 37180, 41912, 43940, 44330, 45760, 48334, 52390, 54080, 54560, 57629, 59488, 64480, 68107, 70304, 70928, 74360, 83824, 87880, 88660, 96668, 104780, 109120, 115258, 118976, 120835, 128960, 136214, 140608, 141856, 148720, 167648, 175760, 177320, 193336, 209560, 230516, 241670, 272428, 283712, 288145, 297440, 335296, 340535, 351520, 354640, 386672, 419120, 461032, 483340, 544856, 576290, 594880, 681070, 703040, 709280, 749177, 773344, 838240, 922064, 966680, 1089712, 1152580, 1362140, 1418560, 1498354, 1546688, 1676480, 1844128, 1933360, 2179424, 2305160, 2724280, 2996708, 3688256, 3745885, 3866720, 4358848, 4610320, 5448560, 5993416, 7491770, 7733440, 9220640, 10897120, 11986832, 14983540, 18441280, 21794240, 23973664, 29967080, 47947328, 59934160, 119868320, 239736640]

約数ペア:

[(1, 239736640), (2, 119868320), (4, 59934160), (5, 47947328), (8, 29967080), (10, 23973664), (11, 21794240), (13, 18441280), (16, 14983540), (20, 11986832), (22, 10897120), (26, 9220640), (31, 7733440), (32, 7491770), (40, 5993416), (44, 5448560), (52, 4610320), (55, 4358848), (62, 3866720), (64, 3745885), (65, 3688256), (80, 2996708), (88, 2724280), (104, 2305160), (110, 2179424), (124, 1933360), (130, 1844128), (143, 1676480), (155, 1546688), (160, 1498354), (169, 1418560), (176, 1362140), (208, 1152580), (220, 1089712), (248, 966680), (260, 922064), (286, 838240), (310, 773344), (320, 749177), (338, 709280), (341, 703040), (352, 681070), (403, 594880), (416, 576290), (440, 544856), (496, 483340), (520, 461032), (572, 419120), (620, 386672), (676, 354640), (682, 351520), (704, 340535), (715, 335296), (806, 297440), (832, 288145), (845, 283712), (880, 272428), (992, 241670), (1040, 230516), (1144, 209560), (1240, 193336), (1352, 177320), (1364, 175760), (1430, 167648), (1612, 148720), (1690, 141856), (1705, 140608), (1760, 136214), (1859, 128960), (1984, 120835), (2015, 118976), (2080, 115258), (2197, 109120), (2288, 104780), (2480, 96668), (2704, 88660), (2728, 87880), (2860, 83824), (3224, 74360), (3380, 70928), (3410, 70304), (3520, 68107), (3718, 64480), (4030, 59488), (4160, 57629), (4394, 54560), (4433, 54080), (4576, 52390), (4960, 48334), (5239, 45760), (5408, 44330), (5456, 43940), (5720, 41912), (6448, 37180), (6760, 35464), (6820, 35152), (7436, 32240), (8060, 29744), (8788, 27280), (8866, 27040), (9152, 26195), (9295, 25792), (9920, 24167), (10478, 22880), (10816, 22165), (10912, 21970), (10985, 21824), (11440, 20956), (12896, 18590), (13520, 17732), (13640, 17576), (14872, 16120)]