18214560

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:180

約数の個数: 288

約数和(自身を含む): 77051520

約数和(自身を除く): 58836960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 139, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 278, 280, 288, 312, 315, 336, 360, 364, 390, 416, 417, 420, 455, 468, 480, 504, 520, 546, 556, 560, 585, 624, 630, 672, 695, 720, 728, 780, 819, 834, 840, 910, 936, 973, 1008, 1040, 1092, 1112, 1120, 1170, 1248, 1251, 1260, 1365, 1390, 1440, 1456, 1560, 1638, 1668, 1680, 1807, 1820, 1872, 1946, 2016, 2080, 2085, 2184, 2224, 2340, 2502, 2520, 2730, 2780, 2912, 2919, 3120, 3276, 3336, 3360, 3614, 3640, 3744, 3892, 4095, 4170, 4368, 4448, 4680, 4865, 5004, 5040, 5421, 5460, 5560, 5838, 6240, 6255, 6552, 6672, 7228, 7280, 7784, 8190, 8340, 8736, 8757, 9035, 9360, 9730, 10008, 10080, 10842, 10920, 11120, 11676, 12510, 12649, 13104, 13344, 14456, 14560, 14595, 15568, 16263, 16380, 16680, 17514, 18070, 18720, 19460, 20016, 21684, 21840, 22240, 23352, 25020, 25298, 26208, 27105, 28912, 29190, 31136, 32526, 32760, 33360, 35028, 36140, 37947, 38920, 40032, 43368, 43680, 43785, 46704, 50040, 50596, 54210, 57824, 58380, 63245, 65052, 65520, 66720, 70056, 72280, 75894, 77840, 81315, 86736, 87570, 93408, 100080, 101192, 108420, 113841, 116760, 126490, 130104, 131040, 140112, 144560, 151788, 155680, 162630, 173472, 175140, 189735, 200160, 202384, 216840, 227682, 233520, 252980, 260208, 280224, 289120, 303576, 325260, 350280, 379470, 404768, 433680, 455364, 467040, 505960, 520416, 569205, 607152, 650520, 700560, 758940, 867360, 910728, 1011920, 1138410, 1214304, 1301040, 1401120, 1517880, 1821456, 2023840, 2276820, 2602080, 3035760, 3642912, 4553640, 6071520, 9107280, 18214560]

約数ペア:

[(1, 18214560), (2, 9107280), (3, 6071520), (4, 4553640), (5, 3642912), (6, 3035760), (7, 2602080), (8, 2276820), (9, 2023840), (10, 1821456), (12, 1517880), (13, 1401120), (14, 1301040), (15, 1214304), (16, 1138410), (18, 1011920), (20, 910728), (21, 867360), (24, 758940), (26, 700560), (28, 650520), (30, 607152), (32, 569205), (35, 520416), (36, 505960), (39, 467040), (40, 455364), (42, 433680), (45, 404768), (48, 379470), (52, 350280), (56, 325260), (60, 303576), (63, 289120), (65, 280224), (70, 260208), (72, 252980), (78, 233520), (80, 227682), (84, 216840), (90, 202384), (91, 200160), (96, 189735), (104, 175140), (105, 173472), (112, 162630), (117, 155680), (120, 151788), (126, 144560), (130, 140112), (139, 131040), (140, 130104), (144, 126490), (156, 116760), (160, 113841), (168, 108420), (180, 101192), (182, 100080), (195, 93408), (208, 87570), (210, 86736), (224, 81315), (234, 77840), (240, 75894), (252, 72280), (260, 70056), (273, 66720), (278, 65520), (280, 65052), (288, 63245), (312, 58380), (315, 57824), (336, 54210), (360, 50596), (364, 50040), (390, 46704), (416, 43785), (417, 43680), (420, 43368), (455, 40032), (468, 38920), (480, 37947), (504, 36140), (520, 35028), (546, 33360), (556, 32760), (560, 32526), (585, 31136), (624, 29190), (630, 28912), (672, 27105), (695, 26208), (720, 25298), (728, 25020), (780, 23352), (819, 22240), (834, 21840), (840, 21684), (910, 20016), (936, 19460), (973, 18720), (1008, 18070), (1040, 17514), (1092, 16680), (1112, 16380), (1120, 16263), (1170, 15568), (1248, 14595), (1251, 14560), (1260, 14456), (1365, 13344), (1390, 13104), (1440, 12649), (1456, 12510), (1560, 11676), (1638, 11120), (1668, 10920), (1680, 10842), (1807, 10080), (1820, 10008), (1872, 9730), (1946, 9360), (2016, 9035), (2080, 8757), (2085, 8736), (2184, 8340), (2224, 8190), (2340, 7784), (2502, 7280), (2520, 7228), (2730, 6672), (2780, 6552), (2912, 6255), (2919, 6240), (3120, 5838), (3276, 5560), (3336, 5460), (3360, 5421), (3614, 5040), (3640, 5004), (3744, 4865), (3892, 4680), (4095, 4448), (4170, 4368)]