815987640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 256

約数和(自身を含む): 2760952320

約数和(自身を除く): 1944964680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 67, 74, 78, 104, 111, 120, 130, 134, 148, 156, 185, 195, 201, 211, 222, 260, 268, 296, 312, 335, 370, 390, 402, 422, 444, 481, 520, 536, 555, 633, 670, 740, 780, 804, 844, 871, 888, 962, 1005, 1055, 1110, 1266, 1340, 1443, 1480, 1560, 1608, 1688, 1742, 1924, 2010, 2110, 2220, 2405, 2479, 2532, 2613, 2680, 2743, 2886, 3165, 3484, 3848, 4020, 4220, 4355, 4440, 4810, 4958, 5064, 5226, 5486, 5772, 6330, 6968, 7215, 7437, 7807, 8040, 8229, 8440, 8710, 9620, 9916, 10452, 10972, 11544, 12395, 12660, 13065, 13715, 14137, 14430, 14874, 15614, 16458, 17420, 19240, 19832, 20904, 21944, 23421, 24790, 25320, 26130, 27430, 28274, 28860, 29748, 31228, 32227, 32916, 34840, 37185, 39035, 41145, 42411, 46842, 49580, 52260, 54860, 56548, 57720, 59496, 62456, 64454, 65832, 70685, 74370, 78070, 82290, 84822, 93684, 96681, 99160, 101491, 104520, 109720, 113096, 117105, 128908, 141370, 148740, 156140, 161135, 164580, 169644, 183781, 187368, 193362, 202982, 212055, 234210, 257816, 282740, 297480, 304473, 312280, 322270, 329160, 339288, 367562, 386724, 405964, 424110, 468420, 483405, 507455, 523069, 551343, 565480, 608946, 644540, 735124, 773448, 811928, 848220, 918905, 936840, 966810, 1014910, 1046138, 1102686, 1217892, 1289080, 1470248, 1522365, 1569207, 1696440, 1837810, 1933620, 2029820, 2092276, 2205372, 2435784, 2615345, 2756715, 3044730, 3138414, 3675620, 3867240, 4059640, 4184552, 4410744, 5230690, 5513430, 6089460, 6276828, 6799897, 7351240, 7846035, 10461380, 11026860, 12178920, 12553656, 13599794, 15692070, 20399691, 20922760, 22053720, 27199588, 31384140, 33999485, 40799382, 54399176, 62768280, 67998970, 81598764, 101998455, 135997940, 163197528, 203996910, 271995880, 407993820, 815987640]

約数ペア:

[(1, 815987640), (2, 407993820), (3, 271995880), (4, 203996910), (5, 163197528), (6, 135997940), (8, 101998455), (10, 81598764), (12, 67998970), (13, 62768280), (15, 54399176), (20, 40799382), (24, 33999485), (26, 31384140), (30, 27199588), (37, 22053720), (39, 20922760), (40, 20399691), (52, 15692070), (60, 13599794), (65, 12553656), (67, 12178920), (74, 11026860), (78, 10461380), (104, 7846035), (111, 7351240), (120, 6799897), (130, 6276828), (134, 6089460), (148, 5513430), (156, 5230690), (185, 4410744), (195, 4184552), (201, 4059640), (211, 3867240), (222, 3675620), (260, 3138414), (268, 3044730), (296, 2756715), (312, 2615345), (335, 2435784), (370, 2205372), (390, 2092276), (402, 2029820), (422, 1933620), (444, 1837810), (481, 1696440), (520, 1569207), (536, 1522365), (555, 1470248), (633, 1289080), (670, 1217892), (740, 1102686), (780, 1046138), (804, 1014910), (844, 966810), (871, 936840), (888, 918905), (962, 848220), (1005, 811928), (1055, 773448), (1110, 735124), (1266, 644540), (1340, 608946), (1443, 565480), (1480, 551343), (1560, 523069), (1608, 507455), (1688, 483405), (1742, 468420), (1924, 424110), (2010, 405964), (2110, 386724), (2220, 367562), (2405, 339288), (2479, 329160), (2532, 322270), (2613, 312280), (2680, 304473), (2743, 297480), (2886, 282740), (3165, 257816), (3484, 234210), (3848, 212055), (4020, 202982), (4220, 193362), (4355, 187368), (4440, 183781), (4810, 169644), (4958, 164580), (5064, 161135), (5226, 156140), (5486, 148740), (5772, 141370), (6330, 128908), (6968, 117105), (7215, 113096), (7437, 109720), (7807, 104520), (8040, 101491), (8229, 99160), (8440, 96681), (8710, 93684), (9620, 84822), (9916, 82290), (10452, 78070), (10972, 74370), (11544, 70685), (12395, 65832), (12660, 64454), (13065, 62456), (13715, 59496), (14137, 57720), (14430, 56548), (14874, 54860), (15614, 52260), (16458, 49580), (17420, 46842), (19240, 42411), (19832, 41145), (20904, 39035), (21944, 37185), (23421, 34840), (24790, 32916), (25320, 32227), (26130, 31228), (27430, 29748), (28274, 28860)]