251606880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 288

約数和(自身を含む): 994593600

約数和(自身を除く): 742986720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 160, 168, 180, 210, 218, 224, 229, 240, 252, 280, 288, 315, 327, 336, 360, 420, 436, 458, 480, 504, 545, 560, 630, 654, 672, 687, 720, 763, 840, 872, 916, 981, 1008, 1090, 1120, 1145, 1260, 1308, 1374, 1440, 1526, 1603, 1635, 1680, 1744, 1832, 1962, 2016, 2061, 2180, 2289, 2290, 2520, 2616, 2748, 3052, 3206, 3270, 3360, 3435, 3488, 3664, 3815, 3924, 4122, 4360, 4578, 4580, 4809, 4905, 5040, 5232, 5496, 6104, 6412, 6540, 6867, 6870, 7328, 7630, 7848, 8015, 8244, 8720, 9156, 9160, 9618, 9810, 10080, 10305, 10464, 10992, 11445, 12208, 12824, 13080, 13734, 13740, 14427, 15260, 15696, 16030, 16488, 17440, 18312, 18320, 19236, 19620, 20610, 21984, 22890, 24045, 24416, 24961, 25648, 26160, 27468, 27480, 28854, 30520, 31392, 32060, 32976, 34335, 36624, 36640, 38472, 39240, 41220, 45780, 48090, 49922, 51296, 52320, 54936, 54960, 57708, 61040, 64120, 65952, 68670, 72135, 73248, 74883, 76944, 78480, 82440, 91560, 96180, 99844, 109872, 109920, 115416, 122080, 124805, 128240, 137340, 144270, 149766, 153888, 156960, 164880, 174727, 183120, 192360, 199688, 219744, 224649, 230832, 249610, 256480, 274680, 288540, 299532, 329760, 349454, 366240, 374415, 384720, 399376, 449298, 461664, 499220, 524181, 549360, 577080, 599064, 698908, 748830, 769440, 798752, 873635, 898596, 998440, 1048362, 1098720, 1123245, 1154160, 1198128, 1397816, 1497660, 1572543, 1747270, 1797192, 1996880, 2096724, 2246490, 2308320, 2396256, 2620905, 2795632, 2995320, 3145086, 3494540, 3594384, 3993760, 4193448, 4492980, 5241810, 5591264, 5990640, 6290172, 6989080, 7188768, 7862715, 8386896, 8985960, 10483620, 11981280, 12580344, 13978160, 15725430, 16773792, 17971920, 20967240, 25160688, 27956320, 31450860, 35943840, 41934480, 50321376, 62901720, 83868960, 125803440, 251606880]

約数ペア:

[(1, 251606880), (2, 125803440), (3, 83868960), (4, 62901720), (5, 50321376), (6, 41934480), (7, 35943840), (8, 31450860), (9, 27956320), (10, 25160688), (12, 20967240), (14, 17971920), (15, 16773792), (16, 15725430), (18, 13978160), (20, 12580344), (21, 11981280), (24, 10483620), (28, 8985960), (30, 8386896), (32, 7862715), (35, 7188768), (36, 6989080), (40, 6290172), (42, 5990640), (45, 5591264), (48, 5241810), (56, 4492980), (60, 4193448), (63, 3993760), (70, 3594384), (72, 3494540), (80, 3145086), (84, 2995320), (90, 2795632), (96, 2620905), (105, 2396256), (109, 2308320), (112, 2246490), (120, 2096724), (126, 1996880), (140, 1797192), (144, 1747270), (160, 1572543), (168, 1497660), (180, 1397816), (210, 1198128), (218, 1154160), (224, 1123245), (229, 1098720), (240, 1048362), (252, 998440), (280, 898596), (288, 873635), (315, 798752), (327, 769440), (336, 748830), (360, 698908), (420, 599064), (436, 577080), (458, 549360), (480, 524181), (504, 499220), (545, 461664), (560, 449298), (630, 399376), (654, 384720), (672, 374415), (687, 366240), (720, 349454), (763, 329760), (840, 299532), (872, 288540), (916, 274680), (981, 256480), (1008, 249610), (1090, 230832), (1120, 224649), (1145, 219744), (1260, 199688), (1308, 192360), (1374, 183120), (1440, 174727), (1526, 164880), (1603, 156960), (1635, 153888), (1680, 149766), (1744, 144270), (1832, 137340), (1962, 128240), (2016, 124805), (2061, 122080), (2180, 115416), (2289, 109920), (2290, 109872), (2520, 99844), (2616, 96180), (2748, 91560), (3052, 82440), (3206, 78480), (3270, 76944), (3360, 74883), (3435, 73248), (3488, 72135), (3664, 68670), (3815, 65952), (3924, 64120), (4122, 61040), (4360, 57708), (4578, 54960), (4580, 54936), (4809, 52320), (4905, 51296), (5040, 49922), (5232, 48090), (5496, 45780), (6104, 41220), (6412, 39240), (6540, 38472), (6867, 36640), (6870, 36624), (7328, 34335), (7630, 32976), (7848, 32060), (8015, 31392), (8244, 30520), (8720, 28854), (9156, 27480), (9160, 27468), (9618, 26160), (9810, 25648), (10080, 24961), (10305, 24416), (10464, 24045), (10992, 22890), (11445, 21984), (12208, 20610), (12824, 19620), (13080, 19236), (13734, 18320), (13740, 18312), (14427, 17440), (15260, 16488), (15696, 16030)]