1639394640

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 360

約数和(自身を含む): 6194916000

約数和(自身を除く): 4555521360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 169, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 338, 351, 360, 390, 405, 432, 468, 486, 499, 507, 520, 540, 585, 624, 648, 676, 702, 720, 780, 810, 845, 936, 972, 998, 1014, 1040, 1053, 1080, 1170, 1215, 1296, 1352, 1404, 1497, 1521, 1560, 1620, 1690, 1755, 1872, 1944, 1996, 2028, 2106, 2160, 2340, 2430, 2495, 2535, 2704, 2808, 2994, 3042, 3120, 3159, 3240, 3380, 3510, 3888, 3992, 4056, 4212, 4491, 4563, 4680, 4860, 4990, 5070, 5265, 5616, 5988, 6084, 6318, 6480, 6487, 6760, 7020, 7485, 7605, 7984, 8112, 8424, 8982, 9126, 9360, 9720, 9980, 10140, 10530, 11976, 12168, 12636, 12974, 13473, 13520, 13689, 14040, 14970, 15210, 15795, 16848, 17964, 18252, 19440, 19461, 19960, 20280, 21060, 22455, 22815, 23952, 24336, 25272, 25948, 26946, 27378, 28080, 29940, 30420, 31590, 32435, 35928, 36504, 38922, 39920, 40419, 40560, 41067, 42120, 44910, 45630, 50544, 51896, 53892, 54756, 58383, 59880, 60840, 63180, 64870, 67365, 68445, 71856, 73008, 77844, 80838, 82134, 84240, 84331, 89820, 91260, 97305, 103792, 107784, 109512, 116766, 119760, 121257, 121680, 126360, 129740, 134730, 136890, 155688, 161676, 164268, 168662, 175149, 179640, 182520, 194610, 202095, 205335, 215568, 219024, 233532, 242514, 252720, 252993, 259480, 269460, 273780, 291915, 311376, 323352, 328536, 337324, 350298, 359280, 365040, 389220, 404190, 410670, 421655, 467064, 485028, 505986, 518960, 525447, 538920, 547560, 583830, 606285, 646704, 657072, 674648, 700596, 758979, 778440, 808380, 821340, 843310, 875745, 934128, 970056, 1011972, 1050894, 1077840, 1095120, 1167660, 1212570, 1264965, 1349296, 1401192, 1517958, 1556880, 1576341, 1616760, 1642680, 1686620, 1751490, 1940112, 2023944, 2101788, 2276937, 2335320, 2425140, 2529930, 2627235, 2802384, 3035916, 3152682, 3233520, 3285360, 3373240, 3502980, 3794895, 4047888, 4203576, 4553874, 4670640, 4850280, 5059860, 5254470, 6071832, 6305364, 6746480, 6830811, 7005960, 7589790, 7881705, 8407152, 9107748, 9700560, 10119720, 10508940, 11384685, 12143664, 12610728, 13661622, 14011920, 15179580, 15763410, 18215496, 20239440, 20492433, 21017880, 22769370, 25221456, 27323244, 30359160, 31526820, 34154055, 36430992, 40984866, 42035760, 45538740, 54646488, 60718320, 63053640, 68308110, 81969732, 91077480, 102462165, 109292976, 126107280, 136616220, 163939464, 182154960, 204924330, 273232440, 327878928, 409848660, 546464880, 819697320, 1639394640]

約数ペア:

[(1, 1639394640), (2, 819697320), (3, 546464880), (4, 409848660), (5, 327878928), (6, 273232440), (8, 204924330), (9, 182154960), (10, 163939464), (12, 136616220), (13, 126107280), (15, 109292976), (16, 102462165), (18, 91077480), (20, 81969732), (24, 68308110), (26, 63053640), (27, 60718320), (30, 54646488), (36, 45538740), (39, 42035760), (40, 40984866), (45, 36430992), (48, 34154055), (52, 31526820), (54, 30359160), (60, 27323244), (65, 25221456), (72, 22769370), (78, 21017880), (80, 20492433), (81, 20239440), (90, 18215496), (104, 15763410), (108, 15179580), (117, 14011920), (120, 13661622), (130, 12610728), (135, 12143664), (144, 11384685), (156, 10508940), (162, 10119720), (169, 9700560), (180, 9107748), (195, 8407152), (208, 7881705), (216, 7589790), (234, 7005960), (240, 6830811), (243, 6746480), (260, 6305364), (270, 6071832), (312, 5254470), (324, 5059860), (338, 4850280), (351, 4670640), (360, 4553874), (390, 4203576), (405, 4047888), (432, 3794895), (468, 3502980), (486, 3373240), (499, 3285360), (507, 3233520), (520, 3152682), (540, 3035916), (585, 2802384), (624, 2627235), (648, 2529930), (676, 2425140), (702, 2335320), (720, 2276937), (780, 2101788), (810, 2023944), (845, 1940112), (936, 1751490), (972, 1686620), (998, 1642680), (1014, 1616760), (1040, 1576341), (1053, 1556880), (1080, 1517958), (1170, 1401192), (1215, 1349296), (1296, 1264965), (1352, 1212570), (1404, 1167660), (1497, 1095120), (1521, 1077840), (1560, 1050894), (1620, 1011972), (1690, 970056), (1755, 934128), (1872, 875745), (1944, 843310), (1996, 821340), (2028, 808380), (2106, 778440), (2160, 758979), (2340, 700596), (2430, 674648), (2495, 657072), (2535, 646704), (2704, 606285), (2808, 583830), (2994, 547560), (3042, 538920), (3120, 525447), (3159, 518960), (3240, 505986), (3380, 485028), (3510, 467064), (3888, 421655), (3992, 410670), (4056, 404190), (4212, 389220), (4491, 365040), (4563, 359280), (4680, 350298), (4860, 337324), (4990, 328536), (5070, 323352), (5265, 311376), (5616, 291915), (5988, 273780), (6084, 269460), (6318, 259480), (6480, 252993), (6487, 252720), (6760, 242514), (7020, 233532), (7485, 219024), (7605, 215568), (7984, 205335), (8112, 202095), (8424, 194610), (8982, 182520), (9126, 179640), (9360, 175149), (9720, 168662), (9980, 164268), (10140, 161676), (10530, 155688), (11976, 136890), (12168, 134730), (12636, 129740), (12974, 126360), (13473, 121680), (13520, 121257), (13689, 119760), (14040, 116766), (14970, 109512), (15210, 107784), (15795, 103792), (16848, 97305), (17964, 91260), (18252, 89820), (19440, 84331), (19461, 84240), (19960, 82134), (20280, 80838), (21060, 77844), (22455, 73008), (22815, 71856), (23952, 68445), (24336, 67365), (25272, 64870), (25948, 63180), (26946, 60840), (27378, 59880), (28080, 58383), (29940, 54756), (30420, 53892), (31590, 51896), (32435, 50544), (35928, 45630), (36504, 44910), (38922, 42120), (39920, 41067), (40419, 40560)]