209610840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 682306560

約数和(自身を除く): 472695720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 31, 40, 58, 60, 62, 67, 87, 93, 116, 120, 124, 134, 145, 155, 174, 186, 201, 232, 248, 268, 290, 310, 335, 348, 372, 402, 435, 465, 536, 580, 620, 670, 696, 744, 804, 841, 870, 899, 930, 1005, 1160, 1240, 1340, 1608, 1682, 1740, 1798, 1860, 1943, 2010, 2077, 2523, 2680, 2697, 3364, 3480, 3596, 3720, 3886, 4020, 4154, 4205, 4495, 5046, 5394, 5829, 6231, 6728, 7192, 7772, 8040, 8308, 8410, 8990, 9715, 10092, 10385, 10788, 11658, 12462, 12615, 13485, 15544, 16616, 16820, 17980, 19430, 20184, 20770, 21576, 23316, 24924, 25230, 26071, 26970, 29145, 31155, 33640, 35960, 38860, 41540, 46632, 49848, 50460, 52142, 53940, 56347, 58290, 60233, 62310, 77720, 78213, 83080, 100920, 104284, 107880, 112694, 116580, 120466, 124620, 130355, 156426, 169041, 180699, 208568, 225388, 233160, 240932, 249240, 260710, 281735, 301165, 312852, 338082, 361398, 391065, 450776, 481864, 521420, 563470, 602330, 625704, 676164, 722796, 782130, 845205, 903495, 1042840, 1126940, 1204660, 1352328, 1445592, 1564260, 1690410, 1746757, 1806990, 2253880, 2409320, 3128520, 3380820, 3493514, 3613980, 5240271, 6761640, 6987028, 7227960, 8733785, 10480542, 13974056, 17467570, 20961084, 26201355, 34935140, 41922168, 52402710, 69870280, 104805420, 209610840]

約数ペア:

[(1, 209610840), (2, 104805420), (3, 69870280), (4, 52402710), (5, 41922168), (6, 34935140), (8, 26201355), (10, 20961084), (12, 17467570), (15, 13974056), (20, 10480542), (24, 8733785), (29, 7227960), (30, 6987028), (31, 6761640), (40, 5240271), (58, 3613980), (60, 3493514), (62, 3380820), (67, 3128520), (87, 2409320), (93, 2253880), (116, 1806990), (120, 1746757), (124, 1690410), (134, 1564260), (145, 1445592), (155, 1352328), (174, 1204660), (186, 1126940), (201, 1042840), (232, 903495), (248, 845205), (268, 782130), (290, 722796), (310, 676164), (335, 625704), (348, 602330), (372, 563470), (402, 521420), (435, 481864), (465, 450776), (536, 391065), (580, 361398), (620, 338082), (670, 312852), (696, 301165), (744, 281735), (804, 260710), (841, 249240), (870, 240932), (899, 233160), (930, 225388), (1005, 208568), (1160, 180699), (1240, 169041), (1340, 156426), (1608, 130355), (1682, 124620), (1740, 120466), (1798, 116580), (1860, 112694), (1943, 107880), (2010, 104284), (2077, 100920), (2523, 83080), (2680, 78213), (2697, 77720), (3364, 62310), (3480, 60233), (3596, 58290), (3720, 56347), (3886, 53940), (4020, 52142), (4154, 50460), (4205, 49848), (4495, 46632), (5046, 41540), (5394, 38860), (5829, 35960), (6231, 33640), (6728, 31155), (7192, 29145), (7772, 26970), (8040, 26071), (8308, 25230), (8410, 24924), (8990, 23316), (9715, 21576), (10092, 20770), (10385, 20184), (10788, 19430), (11658, 17980), (12462, 16820), (12615, 16616), (13485, 15544)]