2497479040

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:438

約数の個数: 256

約数和(自身を含む): 7206912000

約数和(自身を除く): 4709432960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 343, 367, 392, 434, 448, 490, 496, 560, 620, 640, 686, 734, 784, 868, 896, 980, 992, 1085, 1120, 1240, 1372, 1468, 1519, 1568, 1715, 1736, 1835, 1960, 1984, 2170, 2240, 2480, 2569, 2744, 2936, 3038, 3136, 3430, 3472, 3670, 3920, 3968, 4340, 4480, 4960, 5138, 5488, 5872, 6076, 6272, 6860, 6944, 7340, 7595, 7840, 8680, 9920, 10276, 10633, 10976, 11377, 11744, 12152, 12845, 13720, 13888, 14680, 15190, 15680, 17360, 17983, 19840, 20552, 21266, 21952, 22754, 23488, 24304, 25690, 27440, 27776, 29360, 30380, 31360, 34720, 35966, 41104, 42532, 43904, 45508, 46976, 48608, 51380, 53165, 54880, 56885, 58720, 60760, 69440, 71932, 79639, 82208, 85064, 89915, 91016, 97216, 102760, 106330, 109760, 113770, 117440, 121520, 125881, 138880, 143864, 159278, 164416, 170128, 179830, 182032, 194432, 205520, 212660, 219520, 227540, 234880, 243040, 251762, 287728, 318556, 328832, 340256, 359660, 364064, 398195, 411040, 425320, 455080, 486080, 503524, 557473, 575456, 629405, 637112, 680512, 719320, 728128, 796390, 822080, 850640, 910160, 972160, 1007048, 1114946, 1150912, 1258810, 1274224, 1361024, 1438640, 1456256, 1592780, 1644160, 1701280, 1820320, 2014096, 2229892, 2301824, 2517620, 2548448, 2787365, 2877280, 3185560, 3402560, 3640640, 3902311, 4028192, 4459784, 5035240, 5096896, 5574730, 5754560, 6371120, 6805120, 7281280, 7804622, 8056384, 8919568, 10070480, 10193792, 11149460, 11509120, 12742240, 15609244, 16112768, 17839136, 19511555, 20140960, 22298920, 25484480, 31218488, 35678272, 39023110, 40281920, 44597840, 50968960, 62436976, 71356544, 78046220, 80563840, 89195680, 124873952, 156092440, 178391360, 249747904, 312184880, 356782720, 499495808, 624369760, 1248739520, 2497479040]

約数ペア:

[(1, 2497479040), (2, 1248739520), (4, 624369760), (5, 499495808), (7, 356782720), (8, 312184880), (10, 249747904), (14, 178391360), (16, 156092440), (20, 124873952), (28, 89195680), (31, 80563840), (32, 78046220), (35, 71356544), (40, 62436976), (49, 50968960), (56, 44597840), (62, 40281920), (64, 39023110), (70, 35678272), (80, 31218488), (98, 25484480), (112, 22298920), (124, 20140960), (128, 19511555), (140, 17839136), (155, 16112768), (160, 15609244), (196, 12742240), (217, 11509120), (224, 11149460), (245, 10193792), (248, 10070480), (280, 8919568), (310, 8056384), (320, 7804622), (343, 7281280), (367, 6805120), (392, 6371120), (434, 5754560), (448, 5574730), (490, 5096896), (496, 5035240), (560, 4459784), (620, 4028192), (640, 3902311), (686, 3640640), (734, 3402560), (784, 3185560), (868, 2877280), (896, 2787365), (980, 2548448), (992, 2517620), (1085, 2301824), (1120, 2229892), (1240, 2014096), (1372, 1820320), (1468, 1701280), (1519, 1644160), (1568, 1592780), (1715, 1456256), (1736, 1438640), (1835, 1361024), (1960, 1274224), (1984, 1258810), (2170, 1150912), (2240, 1114946), (2480, 1007048), (2569, 972160), (2744, 910160), (2936, 850640), (3038, 822080), (3136, 796390), (3430, 728128), (3472, 719320), (3670, 680512), (3920, 637112), (3968, 629405), (4340, 575456), (4480, 557473), (4960, 503524), (5138, 486080), (5488, 455080), (5872, 425320), (6076, 411040), (6272, 398195), (6860, 364064), (6944, 359660), (7340, 340256), (7595, 328832), (7840, 318556), (8680, 287728), (9920, 251762), (10276, 243040), (10633, 234880), (10976, 227540), (11377, 219520), (11744, 212660), (12152, 205520), (12845, 194432), (13720, 182032), (13888, 179830), (14680, 170128), (15190, 164416), (15680, 159278), (17360, 143864), (17983, 138880), (19840, 125881), (20552, 121520), (21266, 117440), (21952, 113770), (22754, 109760), (23488, 106330), (24304, 102760), (25690, 97216), (27440, 91016), (27776, 89915), (29360, 85064), (30380, 82208), (31360, 79639), (34720, 71932), (35966, 69440), (41104, 60760), (42532, 58720), (43904, 56885), (45508, 54880), (46976, 53165), (48608, 51380)]