447922720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:176

約数の個数: 288

約数和(自身を含む): 1351365120

約数和(自身を除く): 903442400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 49, 56, 62, 70, 76, 80, 95, 97, 98, 112, 124, 133, 140, 152, 155, 160, 190, 194, 196, 217, 224, 245, 248, 266, 280, 304, 310, 380, 388, 392, 434, 485, 490, 496, 532, 560, 589, 608, 620, 665, 679, 760, 776, 784, 868, 931, 970, 980, 992, 1064, 1085, 1120, 1178, 1240, 1330, 1358, 1519, 1520, 1552, 1568, 1736, 1843, 1862, 1940, 1960, 2128, 2170, 2356, 2480, 2660, 2716, 2945, 3007, 3038, 3040, 3104, 3395, 3472, 3686, 3724, 3880, 3920, 4123, 4256, 4340, 4655, 4712, 4753, 4960, 5320, 5432, 5890, 6014, 6076, 6790, 6944, 7372, 7448, 7595, 7760, 7840, 8246, 8680, 9215, 9310, 9424, 9506, 10640, 10864, 11780, 12028, 12152, 12901, 13580, 14744, 14896, 15035, 15190, 15520, 16492, 17360, 18430, 18620, 18848, 19012, 20615, 21049, 21280, 21728, 23560, 23765, 24056, 24304, 25802, 27160, 28861, 29488, 29792, 30070, 30380, 32984, 34720, 36860, 37240, 38024, 41230, 42098, 47120, 47530, 48112, 48608, 51604, 54320, 57133, 57722, 58976, 60140, 60760, 64505, 65968, 73720, 74480, 76048, 82460, 84196, 90307, 94240, 95060, 96224, 103208, 105245, 108640, 114266, 115444, 120280, 121520, 129010, 131936, 144305, 147343, 147440, 148960, 152096, 164920, 168392, 180614, 190120, 206416, 210490, 228532, 230888, 240560, 243040, 258020, 285665, 288610, 294686, 294880, 329840, 336784, 361228, 380240, 399931, 412832, 420980, 451535, 457064, 461776, 481120, 516040, 571330, 577220, 589372, 659680, 673568, 722456, 736715, 760480, 799862, 841960, 903070, 914128, 923552, 1032080, 1142660, 1154440, 1178744, 1444912, 1473430, 1599724, 1683920, 1806140, 1828256, 1999655, 2064160, 2285320, 2308880, 2357488, 2799517, 2889824, 2946860, 3199448, 3367840, 3612280, 3999310, 4570640, 4617760, 4714976, 5599034, 5893720, 6398896, 7224560, 7998620, 9141280, 11198068, 11787440, 12797792, 13997585, 14449120, 15997240, 22396136, 23574880, 27995170, 31994480, 44792272, 55990340, 63988960, 89584544, 111980680, 223961360, 447922720]

約数ペア:

[(1, 447922720), (2, 223961360), (4, 111980680), (5, 89584544), (7, 63988960), (8, 55990340), (10, 44792272), (14, 31994480), (16, 27995170), (19, 23574880), (20, 22396136), (28, 15997240), (31, 14449120), (32, 13997585), (35, 12797792), (38, 11787440), (40, 11198068), (49, 9141280), (56, 7998620), (62, 7224560), (70, 6398896), (76, 5893720), (80, 5599034), (95, 4714976), (97, 4617760), (98, 4570640), (112, 3999310), (124, 3612280), (133, 3367840), (140, 3199448), (152, 2946860), (155, 2889824), (160, 2799517), (190, 2357488), (194, 2308880), (196, 2285320), (217, 2064160), (224, 1999655), (245, 1828256), (248, 1806140), (266, 1683920), (280, 1599724), (304, 1473430), (310, 1444912), (380, 1178744), (388, 1154440), (392, 1142660), (434, 1032080), (485, 923552), (490, 914128), (496, 903070), (532, 841960), (560, 799862), (589, 760480), (608, 736715), (620, 722456), (665, 673568), (679, 659680), (760, 589372), (776, 577220), (784, 571330), (868, 516040), (931, 481120), (970, 461776), (980, 457064), (992, 451535), (1064, 420980), (1085, 412832), (1120, 399931), (1178, 380240), (1240, 361228), (1330, 336784), (1358, 329840), (1519, 294880), (1520, 294686), (1552, 288610), (1568, 285665), (1736, 258020), (1843, 243040), (1862, 240560), (1940, 230888), (1960, 228532), (2128, 210490), (2170, 206416), (2356, 190120), (2480, 180614), (2660, 168392), (2716, 164920), (2945, 152096), (3007, 148960), (3038, 147440), (3040, 147343), (3104, 144305), (3395, 131936), (3472, 129010), (3686, 121520), (3724, 120280), (3880, 115444), (3920, 114266), (4123, 108640), (4256, 105245), (4340, 103208), (4655, 96224), (4712, 95060), (4753, 94240), (4960, 90307), (5320, 84196), (5432, 82460), (5890, 76048), (6014, 74480), (6076, 73720), (6790, 65968), (6944, 64505), (7372, 60760), (7448, 60140), (7595, 58976), (7760, 57722), (7840, 57133), (8246, 54320), (8680, 51604), (9215, 48608), (9310, 48112), (9424, 47530), (9506, 47120), (10640, 42098), (10864, 41230), (11780, 38024), (12028, 37240), (12152, 36860), (12901, 34720), (13580, 32984), (14744, 30380), (14896, 30070), (15035, 29792), (15190, 29488), (15520, 28861), (16492, 27160), (17360, 25802), (18430, 24304), (18620, 24056), (18848, 23765), (19012, 23560), (20615, 21728), (21049, 21280)]