209107080

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{491}}^1$

素因数の和:541

約数の個数: 288

約数和(自身を含む): 842736960

約数和(自身を除く): 633629880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 491, 504, 507, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 982, 1014, 1092, 1170, 1183, 1260, 1352, 1365, 1473, 1521, 1560, 1638, 1690, 1820, 1964, 2028, 2184, 2340, 2366, 2455, 2520, 2535, 2730, 2946, 3042, 3276, 3380, 3437, 3549, 3640, 3928, 4056, 4095, 4419, 4680, 4732, 4910, 5070, 5460, 5892, 5915, 6084, 6383, 6552, 6760, 6874, 7098, 7365, 7605, 8190, 8838, 9464, 9820, 10140, 10311, 10647, 10920, 11784, 11830, 12168, 12766, 13748, 14196, 14730, 15210, 16380, 17185, 17676, 17745, 19149, 19640, 20280, 20622, 21294, 22095, 23660, 25532, 27496, 28392, 29460, 30420, 30933, 31915, 32760, 34370, 35352, 35490, 38298, 41244, 42588, 44190, 44681, 47320, 51064, 51555, 53235, 57447, 58920, 60840, 61866, 63830, 68740, 70980, 76596, 82488, 82979, 85176, 88380, 89362, 95745, 103110, 106470, 114894, 123732, 127660, 134043, 137480, 141960, 153192, 154665, 165958, 176760, 178724, 191490, 206220, 212940, 223405, 229788, 247464, 248937, 255320, 268086, 287235, 309330, 331916, 357448, 382980, 402129, 412440, 414895, 425880, 446810, 459576, 497874, 536172, 574470, 580853, 618660, 663832, 670215, 746811, 765960, 804258, 829790, 893620, 995748, 1072344, 1148940, 1161706, 1237320, 1244685, 1340430, 1493622, 1608516, 1659580, 1742559, 1787240, 1991496, 2010645, 2297880, 2323412, 2489370, 2680860, 2904265, 2987244, 3217032, 3319160, 3485118, 3734055, 4021290, 4646824, 4978740, 5227677, 5361720, 5808530, 5974488, 6970236, 7468110, 8042580, 8712795, 9957480, 10455354, 11617060, 13940472, 14936220, 16085160, 17425590, 20910708, 23234120, 26138385, 29872440, 34851180, 41821416, 52276770, 69702360, 104553540, 209107080]

約数ペア:

[(1, 209107080), (2, 104553540), (3, 69702360), (4, 52276770), (5, 41821416), (6, 34851180), (7, 29872440), (8, 26138385), (9, 23234120), (10, 20910708), (12, 17425590), (13, 16085160), (14, 14936220), (15, 13940472), (18, 11617060), (20, 10455354), (21, 9957480), (24, 8712795), (26, 8042580), (28, 7468110), (30, 6970236), (35, 5974488), (36, 5808530), (39, 5361720), (40, 5227677), (42, 4978740), (45, 4646824), (52, 4021290), (56, 3734055), (60, 3485118), (63, 3319160), (65, 3217032), (70, 2987244), (72, 2904265), (78, 2680860), (84, 2489370), (90, 2323412), (91, 2297880), (104, 2010645), (105, 1991496), (117, 1787240), (120, 1742559), (126, 1659580), (130, 1608516), (140, 1493622), (156, 1340430), (168, 1244685), (169, 1237320), (180, 1161706), (182, 1148940), (195, 1072344), (210, 995748), (234, 893620), (252, 829790), (260, 804258), (273, 765960), (280, 746811), (312, 670215), (315, 663832), (338, 618660), (360, 580853), (364, 574470), (390, 536172), (420, 497874), (455, 459576), (468, 446810), (491, 425880), (504, 414895), (507, 412440), (520, 402129), (546, 382980), (585, 357448), (630, 331916), (676, 309330), (728, 287235), (780, 268086), (819, 255320), (840, 248937), (845, 247464), (910, 229788), (936, 223405), (982, 212940), (1014, 206220), (1092, 191490), (1170, 178724), (1183, 176760), (1260, 165958), (1352, 154665), (1365, 153192), (1473, 141960), (1521, 137480), (1560, 134043), (1638, 127660), (1690, 123732), (1820, 114894), (1964, 106470), (2028, 103110), (2184, 95745), (2340, 89362), (2366, 88380), (2455, 85176), (2520, 82979), (2535, 82488), (2730, 76596), (2946, 70980), (3042, 68740), (3276, 63830), (3380, 61866), (3437, 60840), (3549, 58920), (3640, 57447), (3928, 53235), (4056, 51555), (4095, 51064), (4419, 47320), (4680, 44681), (4732, 44190), (4910, 42588), (5070, 41244), (5460, 38298), (5892, 35490), (5915, 35352), (6084, 34370), (6383, 32760), (6552, 31915), (6760, 30933), (6874, 30420), (7098, 29460), (7365, 28392), (7605, 27496), (8190, 25532), (8838, 23660), (9464, 22095), (9820, 21294), (10140, 20622), (10311, 20280), (10647, 19640), (10920, 19149), (11784, 17745), (11830, 17676), (12168, 17185), (12766, 16380), (13748, 15210), (14196, 14730)]