210619920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:749

約数の個数: 160

約数和(自身を含む): 750523392

約数和(自身を除く): 539903472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 283, 336, 420, 443, 560, 566, 840, 849, 886, 1132, 1329, 1415, 1680, 1698, 1772, 1981, 2215, 2264, 2658, 2830, 3101, 3396, 3544, 3962, 4245, 4430, 4528, 5316, 5660, 5943, 6202, 6645, 6792, 7088, 7924, 8490, 8860, 9303, 9905, 10632, 11320, 11886, 12404, 13290, 13584, 15505, 15848, 16980, 17720, 18606, 19810, 21264, 22640, 23772, 24808, 26580, 29715, 31010, 31696, 33960, 35440, 37212, 39620, 46515, 47544, 49616, 53160, 59430, 62020, 67920, 74424, 79240, 93030, 95088, 106320, 118860, 124040, 125369, 148848, 158480, 186060, 237720, 248080, 250738, 372120, 376107, 475440, 501476, 626845, 744240, 752214, 877583, 1002952, 1253690, 1504428, 1755166, 1880535, 2005904, 2507380, 2632749, 3008856, 3510332, 3761070, 4387915, 5014760, 5265498, 6017712, 7020664, 7522140, 8775830, 10029520, 10530996, 13163745, 14041328, 15044280, 17551660, 21061992, 26327490, 30088560, 35103320, 42123984, 52654980, 70206640, 105309960, 210619920]

約数ペア:

[(1, 210619920), (2, 105309960), (3, 70206640), (4, 52654980), (5, 42123984), (6, 35103320), (7, 30088560), (8, 26327490), (10, 21061992), (12, 17551660), (14, 15044280), (15, 14041328), (16, 13163745), (20, 10530996), (21, 10029520), (24, 8775830), (28, 7522140), (30, 7020664), (35, 6017712), (40, 5265498), (42, 5014760), (48, 4387915), (56, 3761070), (60, 3510332), (70, 3008856), (80, 2632749), (84, 2507380), (105, 2005904), (112, 1880535), (120, 1755166), (140, 1504428), (168, 1253690), (210, 1002952), (240, 877583), (280, 752214), (283, 744240), (336, 626845), (420, 501476), (443, 475440), (560, 376107), (566, 372120), (840, 250738), (849, 248080), (886, 237720), (1132, 186060), (1329, 158480), (1415, 148848), (1680, 125369), (1698, 124040), (1772, 118860), (1981, 106320), (2215, 95088), (2264, 93030), (2658, 79240), (2830, 74424), (3101, 67920), (3396, 62020), (3544, 59430), (3962, 53160), (4245, 49616), (4430, 47544), (4528, 46515), (5316, 39620), (5660, 37212), (5943, 35440), (6202, 33960), (6645, 31696), (6792, 31010), (7088, 29715), (7924, 26580), (8490, 24808), (8860, 23772), (9303, 22640), (9905, 21264), (10632, 19810), (11320, 18606), (11886, 17720), (12404, 16980), (13290, 15848), (13584, 15505)]