80517780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 288

約数和(自身を含む): 310262400

約数和(自身を除く): 229744620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 27, 28, 30, 34, 35, 36, 42, 45, 49, 51, 54, 60, 63, 68, 70, 84, 85, 90, 98, 102, 105, 108, 119, 126, 135, 140, 147, 153, 170, 179, 180, 189, 196, 204, 210, 238, 245, 252, 255, 270, 294, 306, 315, 340, 357, 358, 378, 420, 441, 459, 476, 490, 510, 537, 540, 588, 595, 612, 630, 714, 716, 735, 756, 765, 833, 882, 895, 918, 945, 980, 1020, 1071, 1074, 1190, 1253, 1260, 1323, 1428, 1470, 1530, 1611, 1666, 1764, 1785, 1790, 1836, 1890, 2142, 2148, 2205, 2295, 2380, 2499, 2506, 2646, 2685, 2940, 3043, 3060, 3213, 3222, 3332, 3570, 3580, 3759, 3780, 4165, 4284, 4410, 4590, 4833, 4998, 5012, 5292, 5355, 5370, 6086, 6265, 6426, 6444, 6615, 7140, 7497, 7518, 8055, 8330, 8771, 8820, 9129, 9180, 9666, 9996, 10710, 10740, 11277, 12172, 12495, 12530, 12852, 13230, 14994, 15036, 15215, 16065, 16110, 16660, 17542, 18258, 18795, 19332, 21301, 21420, 22491, 22554, 24165, 24990, 25060, 26313, 26460, 27387, 29988, 30430, 32130, 32220, 33831, 35084, 36516, 37485, 37590, 42602, 43855, 44982, 45108, 45645, 48330, 49980, 52626, 54774, 56385, 60860, 63903, 64260, 67662, 74970, 75180, 78939, 82161, 85204, 87710, 89964, 91290, 96660, 105252, 106505, 109548, 112455, 112770, 127806, 131565, 135324, 136935, 149107, 149940, 157878, 164322, 169155, 175420, 182580, 191709, 213010, 224910, 225540, 236817, 255612, 263130, 273870, 298214, 315756, 319515, 328644, 338310, 383418, 394695, 410805, 426020, 447321, 449820, 473634, 526260, 547740, 575127, 596428, 639030, 676620, 745535, 766836, 789390, 821610, 894642, 947268, 958545, 1150254, 1184085, 1278060, 1341963, 1491070, 1578780, 1643220, 1789284, 1917090, 2236605, 2300508, 2368170, 2683926, 2875635, 2982140, 3834180, 4025889, 4473210, 4736340, 5367852, 5751270, 6709815, 8051778, 8946420, 11502540, 13419630, 16103556, 20129445, 26839260, 40258890, 80517780]

約数ペア:

[(1, 80517780), (2, 40258890), (3, 26839260), (4, 20129445), (5, 16103556), (6, 13419630), (7, 11502540), (9, 8946420), (10, 8051778), (12, 6709815), (14, 5751270), (15, 5367852), (17, 4736340), (18, 4473210), (20, 4025889), (21, 3834180), (27, 2982140), (28, 2875635), (30, 2683926), (34, 2368170), (35, 2300508), (36, 2236605), (42, 1917090), (45, 1789284), (49, 1643220), (51, 1578780), (54, 1491070), (60, 1341963), (63, 1278060), (68, 1184085), (70, 1150254), (84, 958545), (85, 947268), (90, 894642), (98, 821610), (102, 789390), (105, 766836), (108, 745535), (119, 676620), (126, 639030), (135, 596428), (140, 575127), (147, 547740), (153, 526260), (170, 473634), (179, 449820), (180, 447321), (189, 426020), (196, 410805), (204, 394695), (210, 383418), (238, 338310), (245, 328644), (252, 319515), (255, 315756), (270, 298214), (294, 273870), (306, 263130), (315, 255612), (340, 236817), (357, 225540), (358, 224910), (378, 213010), (420, 191709), (441, 182580), (459, 175420), (476, 169155), (490, 164322), (510, 157878), (537, 149940), (540, 149107), (588, 136935), (595, 135324), (612, 131565), (630, 127806), (714, 112770), (716, 112455), (735, 109548), (756, 106505), (765, 105252), (833, 96660), (882, 91290), (895, 89964), (918, 87710), (945, 85204), (980, 82161), (1020, 78939), (1071, 75180), (1074, 74970), (1190, 67662), (1253, 64260), (1260, 63903), (1323, 60860), (1428, 56385), (1470, 54774), (1530, 52626), (1611, 49980), (1666, 48330), (1764, 45645), (1785, 45108), (1790, 44982), (1836, 43855), (1890, 42602), (2142, 37590), (2148, 37485), (2205, 36516), (2295, 35084), (2380, 33831), (2499, 32220), (2506, 32130), (2646, 30430), (2685, 29988), (2940, 27387), (3043, 26460), (3060, 26313), (3213, 25060), (3222, 24990), (3332, 24165), (3570, 22554), (3580, 22491), (3759, 21420), (3780, 21301), (4165, 19332), (4284, 18795), (4410, 18258), (4590, 17542), (4833, 16660), (4998, 16110), (5012, 16065), (5292, 15215), (5355, 15036), (5370, 14994), (6086, 13230), (6265, 12852), (6426, 12530), (6444, 12495), (6615, 12172), (7140, 11277), (7497, 10740), (7518, 10710), (8055, 9996), (8330, 9666), (8771, 9180), (8820, 9129)]