66849640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 189734400

約数和(自身を除く): 122884760

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 29, 31, 40, 44, 52, 55, 58, 62, 65, 88, 104, 110, 116, 124, 130, 143, 145, 155, 169, 220, 232, 248, 260, 286, 290, 310, 319, 338, 341, 377, 403, 440, 520, 572, 580, 620, 638, 676, 682, 715, 754, 806, 845, 899, 1144, 1160, 1240, 1276, 1352, 1364, 1430, 1508, 1595, 1612, 1690, 1705, 1798, 1859, 1885, 2015, 2552, 2728, 2860, 3016, 3190, 3224, 3380, 3410, 3596, 3718, 3770, 4030, 4147, 4433, 4495, 4901, 5239, 5720, 6380, 6760, 6820, 7192, 7436, 7540, 8060, 8294, 8866, 8990, 9295, 9802, 9889, 10478, 11687, 12760, 13640, 14872, 15080, 16120, 16588, 17732, 17980, 18590, 19604, 19778, 20735, 20956, 22165, 23374, 24505, 26195, 33176, 35464, 35960, 37180, 39208, 39556, 41470, 41912, 44330, 46748, 49010, 49445, 52390, 53911, 57629, 58435, 74360, 79112, 82940, 88660, 93496, 98020, 98890, 104780, 107822, 115258, 116870, 128557, 151931, 165880, 177320, 196040, 197780, 209560, 215644, 230516, 233740, 257114, 269555, 288145, 303862, 395560, 431288, 461032, 467480, 514228, 539110, 576290, 607724, 642785, 759655, 1028456, 1078220, 1152580, 1215448, 1285570, 1519310, 1671241, 2156440, 2305160, 2571140, 3038620, 3342482, 5142280, 6077240, 6684964, 8356205, 13369928, 16712410, 33424820, 66849640]

約数ペア:

[(1, 66849640), (2, 33424820), (4, 16712410), (5, 13369928), (8, 8356205), (10, 6684964), (11, 6077240), (13, 5142280), (20, 3342482), (22, 3038620), (26, 2571140), (29, 2305160), (31, 2156440), (40, 1671241), (44, 1519310), (52, 1285570), (55, 1215448), (58, 1152580), (62, 1078220), (65, 1028456), (88, 759655), (104, 642785), (110, 607724), (116, 576290), (124, 539110), (130, 514228), (143, 467480), (145, 461032), (155, 431288), (169, 395560), (220, 303862), (232, 288145), (248, 269555), (260, 257114), (286, 233740), (290, 230516), (310, 215644), (319, 209560), (338, 197780), (341, 196040), (377, 177320), (403, 165880), (440, 151931), (520, 128557), (572, 116870), (580, 115258), (620, 107822), (638, 104780), (676, 98890), (682, 98020), (715, 93496), (754, 88660), (806, 82940), (845, 79112), (899, 74360), (1144, 58435), (1160, 57629), (1240, 53911), (1276, 52390), (1352, 49445), (1364, 49010), (1430, 46748), (1508, 44330), (1595, 41912), (1612, 41470), (1690, 39556), (1705, 39208), (1798, 37180), (1859, 35960), (1885, 35464), (2015, 33176), (2552, 26195), (2728, 24505), (2860, 23374), (3016, 22165), (3190, 20956), (3224, 20735), (3380, 19778), (3410, 19604), (3596, 18590), (3718, 17980), (3770, 17732), (4030, 16588), (4147, 16120), (4433, 15080), (4495, 14872), (4901, 13640), (5239, 12760), (5720, 11687), (6380, 10478), (6760, 9889), (6820, 9802), (7192, 9295), (7436, 8990), (7540, 8866), (8060, 8294)]