40801320

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{257}}^1$

素因数の和:294

約数の個数: 240

約数和(自身を含む): 160148340

約数和(自身を除く): 119347020

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, 257, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 490, 504, 514, 540, 567, 588, 630, 648, 735, 756, 771, 810, 840, 882, 945, 980, 1028, 1080, 1134, 1176, 1260, 1285, 1323, 1470, 1512, 1542, 1620, 1764, 1799, 1890, 1960, 2056, 2205, 2268, 2313, 2520, 2570, 2646, 2835, 2940, 3084, 3240, 3528, 3598, 3780, 3855, 3969, 4410, 4536, 4626, 5140, 5292, 5397, 5670, 5880, 6168, 6615, 6939, 7196, 7560, 7710, 7938, 8820, 8995, 9252, 10280, 10584, 10794, 11340, 11565, 12593, 13230, 13878, 14392, 15420, 15876, 16191, 17640, 17990, 18504, 19845, 20817, 21588, 22680, 23130, 25186, 26460, 26985, 27756, 30840, 31752, 32382, 34695, 35980, 37779, 39690, 41634, 43176, 46260, 48573, 50372, 52920, 53970, 55512, 62965, 64764, 69390, 71960, 75558, 79380, 80955, 83268, 92520, 97146, 100744, 104085, 107940, 113337, 125930, 129528, 138780, 145719, 151116, 158760, 161910, 166536, 188895, 194292, 208170, 215880, 226674, 242865, 251860, 277560, 291438, 302232, 323820, 340011, 377790, 388584, 416340, 453348, 485730, 503720, 566685, 582876, 647640, 680022, 728595, 755580, 832680, 906696, 971460, 1020033, 1133370, 1165752, 1360044, 1457190, 1511160, 1700055, 1942920, 2040066, 2266740, 2720088, 2914380, 3400110, 4080132, 4533480, 5100165, 5828760, 6800220, 8160264, 10200330, 13600440, 20400660, 40801320]

約数ペア:

[(1, 40801320), (2, 20400660), (3, 13600440), (4, 10200330), (5, 8160264), (6, 6800220), (7, 5828760), (8, 5100165), (9, 4533480), (10, 4080132), (12, 3400110), (14, 2914380), (15, 2720088), (18, 2266740), (20, 2040066), (21, 1942920), (24, 1700055), (27, 1511160), (28, 1457190), (30, 1360044), (35, 1165752), (36, 1133370), (40, 1020033), (42, 971460), (45, 906696), (49, 832680), (54, 755580), (56, 728595), (60, 680022), (63, 647640), (70, 582876), (72, 566685), (81, 503720), (84, 485730), (90, 453348), (98, 416340), (105, 388584), (108, 377790), (120, 340011), (126, 323820), (135, 302232), (140, 291438), (147, 277560), (162, 251860), (168, 242865), (180, 226674), (189, 215880), (196, 208170), (210, 194292), (216, 188895), (245, 166536), (252, 161910), (257, 158760), (270, 151116), (280, 145719), (294, 138780), (315, 129528), (324, 125930), (360, 113337), (378, 107940), (392, 104085), (405, 100744), (420, 97146), (441, 92520), (490, 83268), (504, 80955), (514, 79380), (540, 75558), (567, 71960), (588, 69390), (630, 64764), (648, 62965), (735, 55512), (756, 53970), (771, 52920), (810, 50372), (840, 48573), (882, 46260), (945, 43176), (980, 41634), (1028, 39690), (1080, 37779), (1134, 35980), (1176, 34695), (1260, 32382), (1285, 31752), (1323, 30840), (1470, 27756), (1512, 26985), (1542, 26460), (1620, 25186), (1764, 23130), (1799, 22680), (1890, 21588), (1960, 20817), (2056, 19845), (2205, 18504), (2268, 17990), (2313, 17640), (2520, 16191), (2570, 15876), (2646, 15420), (2835, 14392), (2940, 13878), (3084, 13230), (3240, 12593), (3528, 11565), (3598, 11340), (3780, 10794), (3855, 10584), (3969, 10280), (4410, 9252), (4536, 8995), (4626, 8820), (5140, 7938), (5292, 7710), (5397, 7560), (5670, 7196), (5880, 6939), (6168, 6615)]