72553320

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{457}}^1$

素因数の和:494

約数の個数: 240

約数和(自身を含む): 284294340

約数和(自身を除く): 211741020

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 457, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 914, 945, 980, 1080, 1134, 1176, 1260, 1323, 1371, 1470, 1512, 1620, 1764, 1828, 1890, 1960, 2205, 2268, 2285, 2520, 2646, 2742, 2835, 2940, 3199, 3240, 3528, 3656, 3780, 3969, 4113, 4410, 4536, 4570, 5292, 5484, 5670, 5880, 6398, 6615, 6855, 7560, 7938, 8226, 8820, 9140, 9597, 10584, 10968, 11340, 12339, 12796, 13230, 13710, 15876, 15995, 16452, 17640, 18280, 19194, 19845, 20565, 22393, 22680, 24678, 25592, 26460, 27420, 28791, 31752, 31990, 32904, 37017, 38388, 39690, 41130, 44786, 47985, 49356, 52920, 54840, 57582, 61695, 63980, 67179, 74034, 76776, 79380, 82260, 86373, 89572, 95970, 98712, 111965, 115164, 123390, 127960, 134358, 143955, 148068, 158760, 164520, 172746, 179144, 185085, 191940, 201537, 223930, 230328, 246780, 259119, 268716, 287910, 296136, 335895, 345492, 370170, 383880, 403074, 431865, 447860, 493560, 518238, 537432, 575820, 604611, 671790, 690984, 740340, 806148, 863730, 895720, 1007685, 1036476, 1151640, 1209222, 1295595, 1343580, 1480680, 1612296, 1727460, 1813833, 2015370, 2072952, 2418444, 2591190, 2687160, 3023055, 3454920, 3627666, 4030740, 4836888, 5182380, 6046110, 7255332, 8061480, 9069165, 10364760, 12092220, 14510664, 18138330, 24184440, 36276660, 72553320]

約数ペア:

[(1, 72553320), (2, 36276660), (3, 24184440), (4, 18138330), (5, 14510664), (6, 12092220), (7, 10364760), (8, 9069165), (9, 8061480), (10, 7255332), (12, 6046110), (14, 5182380), (15, 4836888), (18, 4030740), (20, 3627666), (21, 3454920), (24, 3023055), (27, 2687160), (28, 2591190), (30, 2418444), (35, 2072952), (36, 2015370), (40, 1813833), (42, 1727460), (45, 1612296), (49, 1480680), (54, 1343580), (56, 1295595), (60, 1209222), (63, 1151640), (70, 1036476), (72, 1007685), (81, 895720), (84, 863730), (90, 806148), (98, 740340), (105, 690984), (108, 671790), (120, 604611), (126, 575820), (135, 537432), (140, 518238), (147, 493560), (162, 447860), (168, 431865), (180, 403074), (189, 383880), (196, 370170), (210, 345492), (216, 335895), (245, 296136), (252, 287910), (270, 268716), (280, 259119), (294, 246780), (315, 230328), (324, 223930), (360, 201537), (378, 191940), (392, 185085), (405, 179144), (420, 172746), (441, 164520), (457, 158760), (490, 148068), (504, 143955), (540, 134358), (567, 127960), (588, 123390), (630, 115164), (648, 111965), (735, 98712), (756, 95970), (810, 89572), (840, 86373), (882, 82260), (914, 79380), (945, 76776), (980, 74034), (1080, 67179), (1134, 63980), (1176, 61695), (1260, 57582), (1323, 54840), (1371, 52920), (1470, 49356), (1512, 47985), (1620, 44786), (1764, 41130), (1828, 39690), (1890, 38388), (1960, 37017), (2205, 32904), (2268, 31990), (2285, 31752), (2520, 28791), (2646, 27420), (2742, 26460), (2835, 25592), (2940, 24678), (3199, 22680), (3240, 22393), (3528, 20565), (3656, 19845), (3780, 19194), (3969, 18280), (4113, 17640), (4410, 16452), (4536, 15995), (4570, 15876), (5292, 13710), (5484, 13230), (5670, 12796), (5880, 12339), (6398, 11340), (6615, 10968), (6855, 10584), (7560, 9597), (7938, 9140), (8226, 8820)]