19672929920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:711

約数の個数: 256

約数和(自身を含む): 55048273920

約数和(自身を除く): 35375344000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 71, 80, 112, 127, 128, 140, 142, 160, 224, 254, 280, 284, 320, 355, 448, 487, 497, 508, 560, 568, 635, 640, 710, 889, 896, 974, 994, 1016, 1120, 1136, 1270, 1420, 1778, 1948, 1988, 2032, 2240, 2272, 2435, 2485, 2540, 2840, 3409, 3556, 3896, 3976, 4064, 4445, 4480, 4544, 4870, 4970, 5080, 5680, 6818, 7112, 7792, 7952, 8128, 8890, 9017, 9088, 9740, 9940, 10160, 11360, 13636, 14224, 15584, 15904, 16256, 17045, 17780, 18034, 19480, 19880, 20320, 22720, 27272, 28448, 31168, 31808, 34090, 34577, 35560, 36068, 38960, 39760, 40640, 45085, 45440, 54544, 56896, 61849, 62336, 63119, 63616, 68180, 69154, 71120, 72136, 77920, 79520, 81280, 90170, 109088, 113792, 123698, 126238, 136360, 138308, 142240, 144272, 155840, 159040, 172885, 180340, 218176, 242039, 247396, 252476, 272720, 276616, 284480, 288544, 309245, 311680, 315595, 318080, 345770, 360680, 432943, 436352, 484078, 494792, 504952, 545440, 553232, 568960, 577088, 618490, 631190, 691540, 721360, 865886, 968156, 989584, 1009904, 1090880, 1106464, 1154176, 1210195, 1236980, 1262380, 1383080, 1442720, 1731772, 1936312, 1979168, 2019808, 2164715, 2181760, 2212928, 2420390, 2473960, 2524760, 2766160, 2885440, 3463544, 3872624, 3958336, 4039616, 4329430, 4391279, 4425856, 4840780, 4947920, 5049520, 5532320, 5770880, 6927088, 7745248, 7916672, 8079232, 8658860, 8782558, 9681560, 9895840, 10099040, 11064640, 13854176, 15490496, 17317720, 17565116, 19363120, 19791680, 20198080, 21956395, 22129280, 27708352, 30738953, 30980992, 34635440, 35130232, 38726240, 39583360, 40396160, 43912790, 55416704, 61477906, 69270880, 70260464, 77452480, 87825580, 122955812, 138541760, 140520928, 153694765, 154904960, 175651160, 245911624, 277083520, 281041856, 307389530, 351302320, 491823248, 562083712, 614779060, 702604640, 983646496, 1229558120, 1405209280, 1967292992, 2459116240, 2810418560, 3934585984, 4918232480, 9836464960, 19672929920]

約数ペア:

[(1, 19672929920), (2, 9836464960), (4, 4918232480), (5, 3934585984), (7, 2810418560), (8, 2459116240), (10, 1967292992), (14, 1405209280), (16, 1229558120), (20, 983646496), (28, 702604640), (32, 614779060), (35, 562083712), (40, 491823248), (56, 351302320), (64, 307389530), (70, 281041856), (71, 277083520), (80, 245911624), (112, 175651160), (127, 154904960), (128, 153694765), (140, 140520928), (142, 138541760), (160, 122955812), (224, 87825580), (254, 77452480), (280, 70260464), (284, 69270880), (320, 61477906), (355, 55416704), (448, 43912790), (487, 40396160), (497, 39583360), (508, 38726240), (560, 35130232), (568, 34635440), (635, 30980992), (640, 30738953), (710, 27708352), (889, 22129280), (896, 21956395), (974, 20198080), (994, 19791680), (1016, 19363120), (1120, 17565116), (1136, 17317720), (1270, 15490496), (1420, 13854176), (1778, 11064640), (1948, 10099040), (1988, 9895840), (2032, 9681560), (2240, 8782558), (2272, 8658860), (2435, 8079232), (2485, 7916672), (2540, 7745248), (2840, 6927088), (3409, 5770880), (3556, 5532320), (3896, 5049520), (3976, 4947920), (4064, 4840780), (4445, 4425856), (4480, 4391279), (4544, 4329430), (4870, 4039616), (4970, 3958336), (5080, 3872624), (5680, 3463544), (6818, 2885440), (7112, 2766160), (7792, 2524760), (7952, 2473960), (8128, 2420390), (8890, 2212928), (9017, 2181760), (9088, 2164715), (9740, 2019808), (9940, 1979168), (10160, 1936312), (11360, 1731772), (13636, 1442720), (14224, 1383080), (15584, 1262380), (15904, 1236980), (16256, 1210195), (17045, 1154176), (17780, 1106464), (18034, 1090880), (19480, 1009904), (19880, 989584), (20320, 968156), (22720, 865886), (27272, 721360), (28448, 691540), (31168, 631190), (31808, 618490), (34090, 577088), (34577, 568960), (35560, 553232), (36068, 545440), (38960, 504952), (39760, 494792), (40640, 484078), (45085, 436352), (45440, 432943), (54544, 360680), (56896, 345770), (61849, 318080), (62336, 315595), (63119, 311680), (63616, 309245), (68180, 288544), (69154, 284480), (71120, 276616), (72136, 272720), (77920, 252476), (79520, 247396), (81280, 242039), (90170, 218176), (109088, 180340), (113792, 172885), (123698, 159040), (126238, 155840), (136360, 144272), (138308, 142240)]